Seiko Cal. 3870 - 573

The 3870-573 is a sought-after Quartz piece from Seiko's golden era. Powered by the 3870 caliber with 28j jewels beating at 28,800 bph, it delivers a 57 hours power reserve. [seikata-wm-f492dae09332]

Also known as: Turtle, World Timer

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

8.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

28j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1969

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