Seiko Cal. 6637 - 715

Seiko 6637-715

This Kinetic model from 1971 features a 35mm Gold-Plated case. It features a Navy dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-53e2c02eba5b]

Specifications

Movement
Kinetic
Case Material
Gold-Plated
Case Width
35mm
Case Thickness
9.0mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
180m
Dial Color
Navy
Jewels
17j
Frequency
21,600 bph
Power Reserve
41 hours
Year
1971

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