Seiko Cal. 5671 - 246

The Seiko 5671-246 represents an important milestone in Seiko's 1978 lineup. The Bidirectional bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-a771f70054d7]

Also known as: Bellmatic, Crown

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

41mm

Case Thickness

11.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Black

Jewels

30j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1978

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