Seiko Cal. 5276 - 863

This Spring Drive model from 1981 features a 39mm Two-Tone case. Powered by the 5276 caliber with 25j jewels beating at 28,800 bph, it delivers a 49 hours power reserve. [seikata-wm-f11b8ca53cfe]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

39mm

Case Thickness

13.3mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Black

Jewels

25j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1981

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