Seiko Cal. 3815 - 623

The 3815-623 is a sought-after Spring Drive piece from Seiko's golden era. It features a Champagne dial protected by a Hardlex crystal and offers 120m of water resistance. [seikata-wm-62ac688052aa]

Also known as: Sumo, Pogue

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

8.8mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

120m

Dial Color

Champagne

Jewels

31j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1978

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