Seiko Cal. 6657 - 874

The 6657-874 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Champagne dial protected by a Hardlex crystal and offers 80m of water resistance. [seikata-wm-316e4e2dd38d]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

44mm

Case Thickness

8.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Champagne

Jewels

26j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1995

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