Seiko Cal. 3815 - 938

The 3815-938 is a sought-after Spring Drive piece from Seiko's golden era. It features a Cream dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-8313e251737c]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

9.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Cream

Jewels

29j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1994

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