Seiko Cal. 4540 - 599

The 4540-599 is a sought-after Automatic piece from Seiko's golden era. Powered by the 4540 caliber with 18j jewels beating at 36,000 bph, it delivers a 58 hours power reserve. [seikata-wm-b7a2a2db2b6b]

Also known as: Crown

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

15.2mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Silver

Jewels

18j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1969

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