Seiko Cal. 5257 - 123

Seiko 5257-123

This Automatic model from 1993 features a 43mm Hardlex-Coated Steel case. Powered by the 5257 caliber with 29j jewels beating at 21,600 bph, it delivers a 56 hours power reserve. [seikata-wm-70256edec48c]

Also known as: Tuna

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
43mm
Case Thickness
13.5mm
Lug Width
21mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
50m
Dial Color
White
Jewels
29j
Frequency
21,600 bph
Power Reserve
56 hours
Year
1993

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seikata-wm-70256edec48c