Seiko Cal. 6231 - 921

Seiko 6231-921

The 6231-921 is a sought-after Solar piece from Seiko's golden era. The Fixed bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-a198675150b3]

Also known as: Sumo, Navigator

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
35mm
Case Thickness
11.9mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
60m
Dial Color
Blue Sunburst
Jewels
23j
Frequency
21,600 bph
Power Reserve
56 hours
Year
1984

Related Models

seikata-wm-a198675150b3