Seiko Cal. 7120 - 187

The Seiko 7120-187 represents an important milestone in Seiko's 1998 lineup. Powered by the 7120 caliber with 21j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-b080a195554d]

Also known as: Tuna, Golden Tuna

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

13.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Cream

Jewels

21j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1998

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