Seiko Cal. 4516 - 543

The Seiko 4516-543 represents an important milestone in Seiko's 1993 lineup. Powered by the 4516 caliber with 25j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-78c5644addc7]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

35mm

Case Thickness

10.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

70m

Dial Color

Silver

Jewels

25j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1993

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