Seiko Cal. 7181 - 644

The 7181-644 is a sought-after Spring Drive piece from Seiko's golden era. It features a Champagne dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-ee468b4215f8]

Also known as: Panda

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

9.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Champagne

Jewels

17j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1982

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