Seiko Cal. 3813 - 707

The Seiko 3813-707 represents an important milestone in Seiko's 1977 lineup. Powered by the 3813 caliber with 26j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-3d722465634c]

Also known as: Silverwave, Navigator

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

45mm

Case Thickness

11.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Champagne

Jewels

26j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1977

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