Seiko Cal. 3817 - 815

The Seiko 3817-815 represents an important milestone in Seiko's 1973 lineup. Powered by the 3817 caliber with 27j jewels beating at 28,800 bph, it delivers a 67 hours power reserve. [seikata-wm-7082306d028c]

Also known as: Silverwave

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

41mm

Case Thickness

14.8mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Navy

Jewels

27j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1973

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