Seiko Cal. 4545 - 343

The 4545-343 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 4545 caliber with 24j jewels beating at 36,000 bph, it delivers a 52 hours power reserve. [seikata-wm-f5e9dbf143bc]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

39mm

Case Thickness

14.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

White

Jewels

24j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1987

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