Seiko Cal. 7135 - 378

Seiko 7135-378

This Spring Drive model from 1986 features a 34mm Gold-Plated case. Powered by the 7135 caliber with 31j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-182d53d2b84b]

Also known as: Navigator

Specifications

Movement
Spring Drive
Case Material
Gold-Plated
Case Width
34mm
Case Thickness
13.1mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
60m
Dial Color
Burgundy
Jewels
31j
Frequency
36,000 bph
Power Reserve
50 hours
Year
1986

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