Seiko Cal. 6671 - 690

The 6671-690 is a sought-after Quartz piece from Seiko's golden era. Powered by the 6671 caliber with 33j jewels beating at 28,800 bph, it delivers a 38 hours power reserve. [seikata-wm-2b7ec298c770]

Also known as: Tuna

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

12.2mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

70m

Dial Color

Navy

Jewels

33j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1996

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