Seiko Cal. 3811 - 765

The 3811-765 is a sought-after Automatic piece from Seiko's golden era. Powered by the 3811 caliber with 35j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-7272a498a99e]

Also known as: Samurai, Rally

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

42mm

Case Thickness

10.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Green

Jewels

35j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1969

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