Seiko Cal. 7154 - 842

The Seiko 7154-842 represents an important milestone in Seiko's 1972 lineup. Powered by the 7154 caliber with 23j jewels beating at 21,600 bph, it delivers a 72 hours power reserve. [seikata-wm-aa3be4a5da16]

Also known as: Sportsmatic, Baby Tuna

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

45mm

Case Thickness

13.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

190m

Dial Color

Cream

Jewels

23j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1972

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