Seiko Cal. 6637 - 153

Seiko 6637-153

The 6637-153 is a sought-after Hand-Winding piece from Seiko's golden era. The Coin-Edge bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-bbcfdc8e99db]

Also known as: Crown

Specifications

Movement
Hand-Winding
Case Material
PVD Black
Case Width
37mm
Case Thickness
11.4mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
100m
Dial Color
Cream
Jewels
25j
Frequency
28,800 bph
Power Reserve
65 hours
Year
1970

Related Models

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