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Seiko 6139-7030 Baby Jumbo JDM

R25 999,00Price

The Seiko 6139-7030 'Baby Jumbo' JDM (Japanese Domestic Market) variant represents a special iteration of Seiko's celebrated chronograph line. This particular example showcases unique features specific to the Japanese market, making it especially desirable among collectors.

 

Key Features:
- Rare JDM (Japanese Domestic Market) variant
- Iconic 6139 automatic chronograph movement
- Distinctive "Baby Jumbo" case design
- Kanji/English day wheel
- Inner rotating bezel
- Original chronograph functionality
- Exhibition caseback
- Full original bracelet
- Complete set with Japanese market documentation

 

Technical Specifications:
Movement: Seiko 6139 automatic chronograph caliber
Case: Stainless steel "Baby Jumbo" design
Crystal: Original Seiko hardlex
Dial: JDM-specific layout with Kanji
Water Resistance: Original specifications
Bracelet: Original Seiko steel bracelet

 

JDM-Specific Features:
- Kanji-English day wheel
- Japan-market case markings
- Specific dial text configuration
- Original JDM bracelet code
- Unique Japanese market reference numbers

 

Movement Excellence:
- Automatic winding system
- Column wheel chronograph mechanism
- Quick-set day-date function
- Vertical clutch system
- 17 jewel movement
- Chronograph functionality

 

Condition Details:
This example is presented in exceptional condition, representing one of the finest JDM Baby Jumbo variants available. The movement has been professionally serviced, and all functions operate perfectly. The case retains its original finishing, and the dial shows beautiful, even patina.

 

Collection Significance:
- Rare Japanese market variant
- Original unpolished case
- Complete with JDM documentation
- Highly sought-after configuration
- Full service history

 

Complete Package Includes:
- Original JDM bracelet
- Japanese market papers
- Original Seiko Japan box
- Service history documentation
- Period-correct Japanese manual

 

Investment Appeal:
The JDM Baby Jumbo variant has become increasingly desirable due to:
- Market-specific features
- Limited availability outside Japan
- Complete original documentation
- Excellent condition
- Growing collector interest in JDM pieces

 

Perfect For:
This timepiece is ideal for the serious Seiko collector seeking a premium Japanese market example. Its combination of distinctive JDM features, excellent condition, and complete documentation makes it a significant addition to any vintage chronograph collection.

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