Seiko Cal. 6671 - 121

The Seiko 6671-121 represents an important milestone in Seiko's 1976 lineup. It features a Silver dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-de09cb762343]

Also known as: Golden Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

35mm

Case Thickness

13.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Silver

Jewels

34j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1976

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