Seiko Cal. 4543 - 379

The Seiko 4543-379 represents an important milestone in Seiko's 1977 lineup. Powered by the 4543 caliber with 29j jewels beating at 36,000 bph, it delivers a 49 hours power reserve. [seikata-wm-19e075be0138]

Also known as: Tuna

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

46mm

Case Thickness

13.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

130m

Dial Color

White

Jewels

29j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1977

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