Seiko Cal. 7140 - 373

The Seiko 7140-373 represents an important milestone in Seiko's 1974 lineup. Powered by the 7140 caliber with 24j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-a0fa1591ed37]

Also known as: Sea Horse, Emperor

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

45mm

Case Thickness

13.3mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

190m

Dial Color

Black

Jewels

24j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1974

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