Seiko Cal. 3837 - 283

The 3837-283 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 3837 caliber with 35j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-2351e433968d]

Also known as: Baby Tuna, Arnie

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

14.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1965

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