Seiko Cal. 7074 - 440

The Seiko 7074-440 represents an important milestone in Seiko's 1986 lineup. Powered by the 7074 caliber with 23j jewels beating at 36,000 bph, it delivers a 37 hours power reserve. [seikata-wm-63ea22ee2414]

Also known as: Silverwave, World Timer

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

10.0mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Green

Jewels

23j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1986

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