Seiko Cal. 4540 - 102

The 4540-102 is a sought-after Solar piece from Seiko's golden era. Powered by the 4540 caliber with 28j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-4aa633f5d1df]

Also known as: Navigator, Arnie

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

12.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Green

Jewels

28j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1978

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