Seiko Cal. 4481 - 188

The 4481-188 is a sought-after Spring Drive piece from Seiko's golden era. It features a Green dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-3eabe0ba1372]

Also known as: Shogun

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

9.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

140m

Dial Color

Green

Jewels

36j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1981

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