Seiko Cal. 4541 - 697

The Seiko 4541-697 represents an important milestone in Seiko's 1968 lineup. Powered by the 4541 caliber with 30j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-94fc701201ca]

Also known as: Helmet, Flighty

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

43mm

Case Thickness

10.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Silver

Jewels

30j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1968

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