Seiko Cal. 4541 - 717

The Seiko 4541-717 represents an important milestone in Seiko's 1966 lineup. Powered by the 4541 caliber with 24j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-e2b1a4f1adc3]

Also known as: Turtle, Tuna

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

37mm

Case Thickness

10.7mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Navy

Jewels

24j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1966

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