Seiko Cal. 6657 - 544

Seiko 6657-544

The 6657-544 is a sought-after Kinetic piece from Seiko's golden era. The Coin-Edge bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-8a3b0067de48]

Also known as: Monster

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
45mm
Case Thickness
15.0mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
50m
Dial Color
Black
Jewels
34j
Frequency
21,600 bph
Power Reserve
54 hours
Year
1976

Related Models

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