Seiko Cal. 7045 - 543

The 7045-543 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 7045 caliber with 36j jewels beating at 36,000 bph, it delivers a 52 hours power reserve. [seikata-wm-56201cc0cab9]

Also known as: Bullhead, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

46mm

Case Thickness

12.6mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

160m

Dial Color

White

Jewels

36j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1982

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