Seiko Cal. 3857 - 275

The Seiko 3857-275 represents an important milestone in Seiko's 1967 lineup. Powered by the 3857 caliber with 29j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-c70fc7c45a08]

Also known as: Turtle

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

8.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Green

Jewels

29j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1967

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