Seiko Cal. 3852 - 725

The 3852-725 is a sought-after Automatic piece from Seiko's golden era. Powered by the 3852 caliber with 30j jewels beating at 36,000 bph, it delivers a 54 hours power reserve. [seikata-wm-ef88cbabf3d0]

Also known as: World Timer, Golden Tuna

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

41mm

Case Thickness

13.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1974

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