Seiko Cal. 0797 - 421

The Seiko 0797-421 represents an important milestone in Seiko's 1966 lineup. Powered by the 0797 caliber with 27j jewels beating at 28,800 bph, it delivers a 55 hours power reserve. [seikata-wm-6627a5e9ae8d]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

8.4mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Green

Jewels

27j

Frequency

28,800 bph

Power Reserve

55 hours

Year

1966

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