Seiko Selection SBTM321 Solar Radio-Controlled Watch Blue Dial
Seiko Selection SBTM321 Solar Radio-Controlled Watch Blue Dial
The Seiko Selection SBTM321 is a Seiko Selection S Series solar radio-controlled watch powered by Seiko Caliber 7B72. It combines automatic time correction, a slim stainless steel case, sapphire crystal, and a blue dial in a practical everyday design.
The 39.5 mm stainless steel case measures 9.5 mm thick and is fitted with sapphire crystal featuring Seiko Super-Clear Coating. The blue dial has Lumibrite on the hands and indexes, while the stainless steel bracelet uses a one-push three-fold clasp. The watch has 10-bar water resistance and a 20 mm lug width.
Caliber 7B72 provides approximately nine months of operation on a full charge, or approximately two years in power-save mode. Its functions include radio reception, a full automatic calendar through December 31, 2099, time-difference correction, overcharge prevention, power saving, and automatic hand-position correction.
Key Features
Seiko Caliber 7B72 solar radio-controlled movement
Stainless steel case measuring 39.5 mm wide and 9.5 mm thick
Blue dial with Lumibrite hands and indexes
Sapphire crystal with Super-Clear Coating
Stainless steel bracelet with one-push three-fold clasp
10-bar water resistance
Approximately nine months of operation on a full charge
Full automatic calendar through December 31, 2099
Specifications
Specification | Details |
Brand | Seiko |
Model / Reference | SBTM321 |
Collection / Series | Seiko Selection S Series |
Movement | Seiko 7B72 |
Caliber | 7B72 |
Movement Type | Solar radio-controlled quartz |
Case Material | Stainless steel |
Case Diameter | 39.5 mm |
Case Thickness | 9.5 mm |
Lug Width | 20 mm |
Crystal | Sapphire crystal with Super-Clear Coating |
Dial Color | Blue |
Dial Details | Lumibrite on hands and indexes |
Bracelet / Strap | Stainless steel bracelet |
Clasp / Buckle | One-push three-fold clasp |
Water Resistance | 10 bar |
Functions | Radio reception, full automatic calendar through December 31, 2099, time-difference correction, power-save function, overcharge prevention, automatic hand-position correction |
Power Reserve | Approximately 9 months on a full charge; approximately 2 years in power-save mode |
Country of Manufacture | Japan |
Other | Case length: 46.1 mm; weight: 115 g; average monthly deviation of ±15 seconds when radio reception is unavailable |
International Buyers – Import Duties Notice:
Be informed that import duties, taxes, and charges are not included in the item price or shipping cost. These are the buyer's responsibility.
All items are shipped via EMS Japan post or DHL fully insured signed for delivery. I wrap items very well and post very fast most items are posted within 3 days of purchase
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