Seiko Cal. 4440 - 691

The 4440-691 is a sought-after Spring Drive piece from Seiko's golden era. It features a White dial protected by a Sapphire crystal and offers 120m of water resistance. [seikata-wm-4a20410e3f00]

Also known as: Samurai, Arnie

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

43mm

Case Thickness

10.5mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

White

Jewels

23j

Frequency

36,000 bph

Power Reserve

54 hours

Year

1998

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