Seiko Cal. 6187 - 657

The 6187-657 is a sought-after Kinetic piece from Seiko's golden era. It features a Navy dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-89767143f5d0]

Also known as: Shogun, Tuna

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

11.7mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

100m

Dial Color

Navy

Jewels

33j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1974

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