Seiko Cal. 6657 - 274

The 6657-274 is a sought-after Hand-Winding piece from Seiko's golden era. With its 20mm lug width and 15.2mm profile, it sits comfortably on most wrists. [seikata-wm-315ea9bfd4ff]

Also known as: Samurai

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

15.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Navy

Jewels

33j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1987

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