Seiko Cal. 3870 - 532

The 3870-532 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 3870 caliber with 20j jewels beating at 21,600 bph, it delivers a 43 hours power reserve. [seikata-wm-fbc9059012ae]

Also known as: Turtle, Monster

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

37mm

Case Thickness

11.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Burgundy

Jewels

20j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1986

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