Seiko Cal. 3818 - 508

This Hand-Winding model from 1987 features a 38mm Two-Tone case. It features a Silver dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-05a4a7e8aa7d]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

38mm

Case Thickness

15.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

100m

Dial Color

Silver

Jewels

27j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1987

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