Seiko Cal. 0731 - 281

Seiko 0731-281

The Seiko 0731-281 represents an important milestone in Seiko's 1983 lineup. Powered by the 0731 caliber with 31j jewels beating at 21,600 bph, it delivers a 51 hours power reserve. [seikata-wm-445ae649dc59]

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
39mm
Case Thickness
11.5mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
30m
Dial Color
Champagne
Jewels
31j
Frequency
21,600 bph
Power Reserve
51 hours
Year
1983

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seikata-wm-445ae649dc59