Seiko Cal. 6657 - 993

Seiko 6657-993

The 6657-993 is a sought-after Quartz piece from Seiko's golden era. The Fixed bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-7bd67106d61e]

Also known as: UFO, Golden Tuna

Specifications

Movement
Quartz
Case Material
Titanium
Case Width
40mm
Case Thickness
14.3mm
Lug Width
18mm
Crystal
Sapphire
Bezel
Fixed
Water Resistance
40m
Dial Color
Champagne
Jewels
21j
Frequency
21,600 bph
Power Reserve
59 hours
Year
1995

Related Models

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