Seiko Cal. 3816 - 617

The Seiko 3816-617 represents an important milestone in Seiko's 1998 lineup. Powered by the 3816 caliber with 33j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-46254acaa253]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

41mm

Case Thickness

11.1mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

100m

Dial Color

Green

Jewels

33j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1998

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