Seiko Cal. 3810 - 263

The Seiko 3810-263 represents an important milestone in Seiko's 1975 lineup. Powered by the 3810 caliber with 28j jewels beating at 36,000 bph, it delivers a 59 hours power reserve. [seikata-wm-547c51d9d458]

Also known as: Samurai, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

40mm

Case Thickness

11.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Black

Jewels

28j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1975

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