Seiko Cal. 0746 - 728

The Seiko 0746-728 represents an important milestone in Seiko's 1976 lineup. Powered by the 0746 caliber with 36j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-7b2e5a0fd8ad]

Also known as: Silverwave, Bellmatic

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

37mm

Case Thickness

13.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Black

Jewels

36j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1976

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