Seiko Cal. 3866 - 821

This Spring Drive model from 1988 features a 39mm PVD Black case. It features a Champagne dial protected by a Sapphire crystal and offers 80m of water resistance. [seikata-wm-6bdd8deefbae]

Also known as: Turtle, Bullhead

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

13.6mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Champagne

Jewels

18j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1988

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