Seiko Cal. 3837 - 442

The 3837-442 is a sought-after Solar piece from Seiko's golden era. Powered by the 3837 caliber with 23j jewels beating at 36,000 bph, it delivers a 49 hours power reserve. [seikata-wm-ea47b8d4c013]

Also known as: Shogun, Bullhead

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

35mm

Case Thickness

11.7mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Navy

Jewels

23j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1986

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