Seiko Cal. 5671 - 300

The Seiko 5671-300 represents an important milestone in Seiko's 1990 lineup. Powered by the 5671 caliber with 31j jewels beating at 36,000 bph, it delivers a 72 hours power reserve. [seikata-wm-9b6dd2a62dcd]

Also known as: Shogun, Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

38mm

Case Thickness

8.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Silver

Jewels

31j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1990

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