Seiko Cal. 3816 - 700

The 3816-700 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 3816 caliber with 21j jewels beating at 21,600 bph, it delivers a 68 hours power reserve. [seikata-wm-bd76221c532f]

Also known as: Arnie

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

13.1mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1978

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