Seiko Cal. 7121 - 710

This Hand-Winding model from 1992 features a 35mm Hardlex-Coated Steel case. Powered by the 7121 caliber with 33j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-5c355b6b069f]

Also known as: UFO, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

10.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

180m

Dial Color

White

Jewels

33j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1992

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