Seiko Cal. 6637 - 924

Seiko 6637-924

The 6637-924 is a sought-after Kinetic piece from Seiko's golden era. It features a White dial protected by a Sapphire crystal and offers 70m of water resistance. [seikata-wm-2751fa3a6a27]

Also known as: Sportsmatic, Sea Horse

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
34mm
Case Thickness
8.4mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
70m
Dial Color
White
Jewels
33j
Frequency
21,600 bph
Power Reserve
52 hours
Year
1987

Related Models

seikata-wm-2751fa3a6a27