Seiko Cal. 7181 - 256

The 7181-256 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Champagne dial protected by a Acrylic crystal and offers 100m of water resistance. [seikata-wm-d88bc585ddb5]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

38mm

Case Thickness

12.3mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

100m

Dial Color

Champagne

Jewels

25j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1998

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