Seiko Cal. 0742 - 887

Seiko 0742-887

This Quartz model from 1974 features a 46mm Stainless Steel case. Powered by the 0742 caliber with 30j jewels beating at 28,800 bph, it delivers a 43 hours power reserve. [seikata-wm-83d5225a3ff9]

Also known as: Tuna

Specifications

Movement
Quartz
Case Material
Stainless Steel
Case Width
46mm
Case Thickness
11.7mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
100m
Dial Color
Green
Jewels
30j
Frequency
28,800 bph
Power Reserve
43 hours
Year
1974

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