{"id":22312,"date":"2025-09-26T13:08:59","date_gmt":"2025-09-26T04:08:59","guid":{"rendered":"https:\/\/blog.fromjapan.co.jp\/en\/?p=22312"},"modified":"2025-10-01T10:03:57","modified_gmt":"2025-10-01T01:03:57","slug":"why-the-rolex-bubbleback-remains-an-antique-you-can-still-get","status":"publish","type":"post","link":"https:\/\/blog.fromjapan.co.jp\/en\/hobby\/why-the-rolex-bubbleback-remains-an-antique-you-can-still-get.html","title":{"rendered":"Why the Rolex Bubbleback Remains an Antique You Can Still Get!"},"content":{"rendered":"

Curious About Antique Rolex Watches?<\/span><\/h3>\n

What exactly is a \u201cBubbleback<\/strong><\/span>\u201d? Why is it so popular? And how much does it cost?<\/p>\n

\"\"<\/p>\n

If you\u2019ve ever found yourself asking these questions, you\u2019re not alone.<\/p>\n

The Rolex Bubbleback is an automatic model produced between the 1930s and 1950s, instantly recognizable by its rounded, bulging caseback that gave it the nickname \u201cBubbleback.\u201d<\/p>\n

In this article, we\u2019ll take a deep dive into the Bubbleback\u2019s history, explore its most popular models, and share tips on how to buy one with confidence, even if you\u2019re a beginner.<\/p>\n

We\u2019ll also point you to trusted shops where you can purchase safely and securely.<\/p>\n

\n

<\/h2>\n

The History of the Bubbleback<\/span><\/h2>\n

The Bubbleback is typically categorized into six different generations.<\/p>\n

Let\u2019s take a look at the unique features of each model:<\/p>\n

\u2605 1st Generation (1933\u20131935)<\/strong><\/span>
Equipped with the Caliber 8-3\/4 Hunter, these early Bubblebacks featured a special cover over the movement, complete with printed disassembly instructions. This was designed for watchmakers who were encountering the new automatic movement for the very first time. Another unique trait was the presence of a regulator slot, something that only appeared in the very first generation.<\/p>\n

\u2605 2nd Generation (1935)<\/strong><\/span>
Structurally similar to the 1st model, the 2nd generation marked a step forward. As Bubblebacks gained wider recognition and their improved accuracy drastically reduced the frequency of repairs, the printed manual was no longer needed. The regulator slot was also removed, giving the design a much cleaner and simpler finish.<\/p>\n

\u2605 3rd Generation (1941\u20131943)<\/strong><\/span>
This version introduced the Caliber 9-3\/4 Hunter, which featured a larger balance wheel and delivered a significant boost in accuracy. The movement became so reliable and precise that it remained in use all the way until production ceased, earning the Bubbleback a reputation for absolute accuracy in its era.<\/p>\n

\u2605 4th Generation (1943)<\/strong><\/span><\/p>\n

\"\"<\/p>\n

At this stage in its evolution, Rolex introduced Bubbleback models officially certified by the Swiss Chronometer Testing Institute (COSC: Contr\u00f4le Officiel Suisse des Chronom\u00e8tres), <\/strong><\/span>a huge milestone that elevated the watch\u2019s global reputation for accuracy and reliability.<\/p>\n

Earning the title of \u201cChronometer\u201d is no small feat. To qualify, each watch must undergo rigorous testing over 15 days under five different positions<\/strong><\/span> and three different temperatures<\/span>.<\/strong> Only about 3% of all tested movements pass these standards, giving you an idea of just how demanding the criteria are.<\/p>\n

Every single watch is tested individually, meaning even two identical models may have different outcomes. Those that pass are issued a unique certificate, making each certified Bubbleback an exceptionally rare treasure.<\/p>\n

\u2605 5th Generation (1945)<\/strong><\/span><\/p>\n

\"\"<\/p>\n

The word \u201cPerpetual\u201d<\/em> was engraved on the rotor for the first time, a move that made the term widely associated with Rolex\u2019s automatic technology.<\/p>\n

\u201cPerpetual\u201d refers to Rolex\u2019s patented self-winding mechanism, first filed in 1932 and officially recognized in 1933. From here, the Bubbleback entered its golden age: dial variations expanded, more case materials were introduced, and its popularity skyrocketed.<\/p>\n

\u2605 6th Generation (1946)<\/strong><\/span><\/p>\n

The final Bubbleback brought major design improvements. The rotor was redesigned with a two-step incline, and the caseback evolved into a beautifully rounded form, soft and bubble-like, giving the watch its signature silhouette.<\/p>\n

Produced until 1955, the 6th generation offered everything from classic, understated pieces to unique and unconventional variations. It marked the elegant finale of the Bubbleback era.<\/p>\n

\n

<\/h2>\n

Recommended Bubbleback Picks \u2728<\/span><\/h2>\n

Our partner MOONPHASE<\/strong><\/span>, a renowned Japanese retailer specializing in antique and vintage timepieces, has shared their top three Bubbleback recommendations:<\/p>\n

\u2605 ROLEX \/ 4486<\/strong><\/span><\/p>\n

\"\"<\/p>\n

– Original dial<\/p>\n

– Crown engraved with the iconic cross on \u201cROLEX OYSTER\u201d, a best-seller that charmed fans for over a decade from 1945 onward<\/p>\n

– 1940s production, 24mm case size, designed for women<\/p>\n

\u2605 ROLEX \/ 3133 (Arabic Dial)<\/strong><\/span><\/p>\n

\"\"<\/p>\n

– Original dial<\/p>\n

– Fitted with an aftermarket rice bracelet<\/p>\n

\u2605 ROLEX \/ 3133 (Redial with Leather Strap)<\/span><\/strong><\/span><\/p>\n

\"\"<\/p>\n

– Redial dial with a freshly replaced aftermarket leather strap<\/p>\n

– Semi-unique dial design from the 1940s<\/p>\n

And that\u2019s just the beginning, MOONPHASE carries a wide selection of Bubblebacks, so if you\u2019re curious to explore more, check their collection here:<\/p>\n

Check out Bubbleback Collection on MOONPHASE!<\/a><\/p>\n

 <\/p>\n

\n

How to Buy MOONPHASE Watches from Overseas \ud83c\udf0d\u231a<\/span><\/h2>\n

Purchasing from MOONPHASE outside of Japan is very simple, just a few easy steps!<\/p>\n

\u25c6 Step 1<\/strong><\/span>
When you visit the MOONPHASE official website from overseas, a popup banner<\/strong> will automatically appear at the top of the page. Simply click it, and you\u2019ll be redirected to the FROM JAPAN homepage.<\/p>\n

\"\"<\/p>\n

 <\/p>\n

\u25c6 Step 2<\/strong><\/span>
On the MOONPHASE product page, simply click the popup banner again, and you\u2019ll be taken directly to the FROM JAPAN purchase page<\/strong> for that exact item.<\/p>\n

\"\"<\/p>\n

\ud83d\udca1 Tip:<\/strong>
If you click \u201cClick here for details\u201d<\/strong> on the banner shown on the item page, you can read a short introduction about FROM JAPAN and how our service works.<\/p>\n

 <\/p>\n

\u25c6 Step 3: Place Your Order<\/strong><\/span>
After being redirected, just follow FROM JAPAN\u2019s standard purchase process<\/strong> to complete your order.<\/p>\n

 <\/p>\n

\"\"<\/p>\n

If it\u2019s your first time using FROM JAPAN, you can check the guide here:<\/p>\n

“For first-time users” Guide<\/a><\/p>\n

\u25b6 Wondering about total cost including shipping?<\/strong><\/span>\u00a0Click here<\/a>!<\/p>\n

 <\/p>\n

It really is that simple! \u2705<\/p>\n

To find the perfect Bubbleback, it\u2019s always safest to purchase from a trusted shop<\/strong>. Browse MOONPHASE\u2019s official page to see their collection, and use FROM JAPAN to easily order from overseas.<\/p>\n

We hope this guide helps you discover your ideal antique Rolex<\/strong> and brings a touch of timeless elegance to your collection! \u2728\u231a<\/p>\n

 <\/p>\n

\u2728 MOONPHASE Official Site:<\/strong>
\nVisit MOONPHASE<\/a><\/div>\n
\ud83c\udf10 FROM JAPAN:<\/strong>
\nVisit FROM JAPAN<\/a><\/div>\n","protected":false},"excerpt":{"rendered":"

Curious About Antique Rolex Watches? What exactly is a \u201cBubbleback\u201d? Why is it so popular? And how much does it cost? If you\u2019ve ever found yourself asking these questions, you\u2019re not alone. The Rolex Bubbleback is an automatic model produced between the 1930s and 1950s, instantly recognizable by its rounded, bulging caseback that gave it […]<\/p>\n","protected":false},"author":28,"featured_media":22331,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"ocean_post_layout":"","ocean_both_sidebars_style":"","ocean_both_sidebars_content_width":0,"ocean_both_sidebars_sidebars_width":0,"ocean_sidebar":"0","ocean_second_sidebar":"0","ocean_disable_margins":"enable","ocean_add_body_class":"","ocean_shortcode_before_top_bar":"","ocean_shortcode_after_top_bar":"","ocean_shortcode_before_header":"","ocean_shortcode_after_header":"","ocean_has_shortcode":"","ocean_shortcode_after_title":"","ocean_shortcode_before_footer_widgets":"","ocean_shortcode_after_footer_widgets":"","ocean_shortcode_before_footer_bottom":"","ocean_shortcode_after_footer_bottom":"","ocean_display_top_bar":"default","ocean_display_header":"default","ocean_header_style":"","ocean_center_header_left_menu":"0","ocean_custom_header_template":"0","ocean_custom_logo":0,"ocean_custom_retina_logo":0,"ocean_custom_logo_max_width":0,"ocean_custom_logo_tablet_max_width":0,"ocean_custom_logo_mobile_max_width":0,"ocean_custom_logo_max_height":0,"ocean_custom_logo_tablet_max_height":0,"ocean_custom_logo_mobile_max_height":0,"ocean_header_custom_menu":"0","ocean_menu_typo_font_family":"0","ocean_menu_typo_font_subset":"","ocean_menu_typo_font_size":0,"ocean_menu_typo_font_size_tablet":0,"ocean_menu_typo_font_size_mobile":0,"ocean_menu_typo_font_size_unit":"px","ocean_menu_typo_font_weight":"","ocean_menu_typo_font_weight_tablet":"","ocean_menu_typo_font_weight_mobile":"","ocean_menu_typo_transform":"","ocean_menu_typo_transform_tablet":"","ocean_menu_typo_transform_mobile":"","ocean_menu_typo_line_height":0,"ocean_menu_typo_line_height_tablet":0,"ocean_menu_typo_line_height_mobile":0,"ocean_menu_typo_line_height_unit":"","ocean_menu_typo_spacing":0,"ocean_menu_typo_spacing_tablet":0,"ocean_menu_typo_spacing_mobile":0,"ocean_menu_typo_spacing_unit":"","ocean_menu_link_color":"","ocean_menu_link_color_hover":"","ocean_menu_link_color_active":"","ocean_menu_link_background":"","ocean_menu_link_hover_background":"","ocean_menu_link_active_background":"","ocean_menu_social_links_bg":"","ocean_menu_social_hover_links_bg":"","ocean_menu_social_links_color":"","ocean_menu_social_hover_links_color":"","ocean_disable_title":"default","ocean_disable_heading":"default","ocean_post_title":"","ocean_post_subheading":"","ocean_post_title_style":"","ocean_post_title_background_color":"","ocean_post_title_background":0,"ocean_post_title_bg_image_position":"","ocean_post_title_bg_image_attachment":"","ocean_post_title_bg_image_repeat":"","ocean_post_title_bg_image_size":"","ocean_post_title_height":0,"ocean_post_title_bg_overlay":0.5,"ocean_post_title_bg_overlay_color":"","ocean_disable_breadcrumbs":"default","ocean_breadcrumbs_color":"","ocean_breadcrumbs_separator_color":"","ocean_breadcrumbs_links_color":"","ocean_breadcrumbs_links_hover_color":"","ocean_display_footer_widgets":"default","ocean_display_footer_bottom":"default","ocean_custom_footer_template":"0","omw_enable_modal_window":"enable","ocean_post_oembed":"","ocean_post_self_hosted_media":"","ocean_post_video_embed":"","ocean_link_format":"","ocean_link_format_target":"self","ocean_quote_format":"","ocean_quote_format_link":"post","ocean_gallery_link_images":"off","ocean_gallery_id":[]},"categories":[148,27],"tags":[219,217,216,218,73],"_links":{"self":[{"href":"https:\/\/blog.fromjapan.co.jp\/en\/wp-json\/wp\/v2\/posts\/22312"}],"collection":[{"href":"https:\/\/blog.fromjapan.co.jp\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/blog.fromjapan.co.jp\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/blog.fromjapan.co.jp\/en\/wp-json\/wp\/v2\/users\/28"}],"replies":[{"embeddable":true,"href":"https:\/\/blog.fromjapan.co.jp\/en\/wp-json\/wp\/v2\/comments?post=22312"}],"version-history":[{"count":25,"href":"https:\/\/blog.fromjapan.co.jp\/en\/wp-json\/wp\/v2\/posts\/22312\/revisions"}],"predecessor-version":[{"id":22348,"href":"https:\/\/blog.fromjapan.co.jp\/en\/wp-json\/wp\/v2\/posts\/22312\/revisions\/22348"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/blog.fromjapan.co.jp\/en\/wp-json\/wp\/v2\/media\/22331"}],"wp:attachment":[{"href":"https:\/\/blog.fromjapan.co.jp\/en\/wp-json\/wp\/v2\/media?parent=22312"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/blog.fromjapan.co.jp\/en\/wp-json\/wp\/v2\/categories?post=22312"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/blog.fromjapan.co.jp\/en\/wp-json\/wp\/v2\/tags?post=22312"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}