Seiko Cal. 4510 - 680

The Seiko 4510-680 represents an important milestone in Seiko's 1977 lineup. Powered by the 4510 caliber with 33j jewels beating at 28,800 bph, it delivers a 49 hours power reserve. [seikata-wm-c26dad7cb5e4]

Also known as: Silverwave, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

8.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

80m

Dial Color

Green

Jewels

33j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1977

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