Seiko Cal. 4540 - 993

The 4540-993 is a sought-after Kinetic piece from Seiko's golden era. Powered by the 4540 caliber with 36j jewels beating at 21,600 bph, it delivers a 44 hours power reserve. [seikata-wm-b8f343c25dc4]

Also known as: Bullhead

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

42mm

Case Thickness

11.0mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

150m

Dial Color

White

Jewels

36j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1995

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