Seiko Cal. 3818 - 777

The 3818-777 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 3818 caliber with 22j jewels beating at 36,000 bph, it delivers a 64 hours power reserve. [seikata-wm-2d77100c802b]

Also known as: Crown, Arnie

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

35mm

Case Thickness

10.7mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Cream

Jewels

22j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1987

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