Seiko Cal. 5693 - 543

Released in 1970, the Cal. 5693 with design code 543 was part of Seiko's domestic market collection. Powered by the 5693 caliber with 31j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-2648ab7967dc]

Also known as: Crown, Baby Tuna

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

12.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Black

Jewels

31j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1970

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