Seiko Cal. 6657 - 665

Seiko 6657-665

This Kinetic model from 1992 features a 38mm Hardlex-Coated Steel case. Powered by the 6657 caliber with 35j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-0c030266223a]

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
38mm
Case Thickness
8.0mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
180m
Dial Color
Black
Jewels
35j
Frequency
36,000 bph
Power Reserve
69 hours
Year
1992

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seikata-wm-0c030266223a