Seiko Cal. 4543 - 261

Released in 1981, the Cal. 4543 with design code 261 was part of Seiko's domestic market collection. It features a White dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-88fa72ac5744]

Also known as: Tuna, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

12.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

50m

Dial Color

White

Jewels

19j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1981

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