Seiko Cal. 6627 - 842

The 6627-842 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6627 caliber with 22j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-eea301416ea2]

Also known as: Tuna, Baby Tuna

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

12.0mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Navy

Jewels

22j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1972

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