Seiko Cal. 3877 - 363

The 3877-363 is a sought-after Solar piece from Seiko's golden era. Powered by the 3877 caliber with 34j jewels beating at 21,600 bph, it delivers a 44 hours power reserve. [seikata-wm-0ab1442d2180]

Also known as: Sea Horse

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

12.6mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Champagne

Jewels

34j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1975

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