Seiko Cal. 6644 - 856

The 6644-856 is a sought-after Kinetic piece from Seiko's golden era. It features a White dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-46197d29f312]

Also known as: Samurai, Silverwave

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

10.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

180m

Dial Color

White

Jewels

21j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1976

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