Seiko Cal. 4518 - 843

Released in 1977, the Cal. 4518 with design code 843 was part of Seiko's domestic market collection. It features a Silver dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-f738ea2338dc]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

9.3mm

Lug Width

22mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Silver

Jewels

29j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1977

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