Seiko Cal. 3828 - 631

This Quartz model from 1972 features a 38mm Two-Tone case. Powered by the 3828 caliber with 28j jewels beating at 36,000 bph, it delivers a 43 hours power reserve. [seikata-wm-066faffa7625]

Also known as: Panda, Silverwave

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

38mm

Case Thickness

10.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Black

Jewels

28j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1972

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