Seiko Cal. 3841 - 664

The 3841-664 is a sought-after Automatic piece from Seiko's golden era. Powered by the 3841 caliber with 23j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-006bb2735fd4]

Also known as: Navigator

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

14.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

White

Jewels

23j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1965

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