Seiko Cal. 4543 - 302

The 4543-302 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 4543 caliber with 26j jewels beating at 21,600 bph, it delivers a 51 hours power reserve. [seikata-wm-e3bacaad39a1]

Also known as: Helmet

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

14.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Navy

Jewels

26j

Frequency

21,600 bph

Power Reserve

51 hours

Year

1986

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