Seiko Cal. 4537 - 540

The 4537-540 is a sought-after Kinetic piece from Seiko's golden era. It features a Burgundy dial protected by a Sapphire crystal and offers 50m of water resistance. [seikata-wm-b2066c14ee07]

Also known as: Sumo

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

38mm

Case Thickness

14.8mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Burgundy

Jewels

18j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1994

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