Seiko Cal. 4576 - 170

The Seiko 4576-170 represents an important milestone in Seiko's 1970 lineup. Powered by the 4576 caliber with 22j jewels beating at 36,000 bph, it delivers a 37 hours power reserve. [seikata-wm-b223a8b11ecd]

Also known as: Turtle, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

36mm

Case Thickness

13.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

White

Jewels

22j

Frequency

36,000 bph

Power Reserve

37 hours

Year

1970

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