Seiko Cal. 6231 - 320

Seiko 6231-320

The Seiko 6231-320 represents an important milestone in Seiko's 1988 lineup. Powered by the 6231 caliber with 21j jewels beating at 21,600 bph, it delivers a 49 hours power reserve. [seikata-wm-fec4fb875c41]

Also known as: Rally

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
40mm
Case Thickness
13.0mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
40m
Dial Color
Burgundy
Jewels
21j
Frequency
21,600 bph
Power Reserve
49 hours
Year
1988

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