Seiko Cal. 6671 - 688

The 6671-688 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6671 caliber with 25j jewels beating at 21,600 bph, it delivers a 54 hours power reserve. [seikata-wm-5ee043f697e5]

Also known as: Turtle, Emperor

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

9.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

140m

Dial Color

Green

Jewels

25j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1974

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