Seiko Cal. 3821 - 725

The 3821-725 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 3821 caliber with 32j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-390928325c4b]

Also known as: Flighty

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

13.1mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Navy

Jewels

32j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1976

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