Seiko Cal. 7181 - 434

The Seiko 7181-434 represents an important milestone in Seiko's 1985 lineup. Powered by the 7181 caliber with 19j jewels beating at 36,000 bph, it delivers a 59 hours power reserve. [seikata-wm-845f4794ef57]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

34mm

Case Thickness

13.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Burgundy

Jewels

19j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1985

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