Seiko Cal. 6646 - 157

Seiko 6646-157

This Automatic model from 1992 features a 36mm Hardlex-Coated Steel case. Powered by the 6646 caliber with 31j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-2301ff20d43c]

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
36mm
Case Thickness
13.0mm
Lug Width
22mm
Crystal
Sapphire
Bezel
Coin-Edge
Water Resistance
160m
Dial Color
Champagne
Jewels
31j
Frequency
36,000 bph
Power Reserve
51 hours
Year
1992

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