Seiko Cal. 3891 - 278

The Seiko 3891-278 represents an important milestone in Seiko's 1981 lineup. It features a White dial protected by a Sapphire crystal and offers 80m of water resistance. [seikata-wm-1bfd710f7754]

Also known as: Turtle, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

12.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

80m

Dial Color

White

Jewels

25j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1981

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