Seiko Cal. 4448 - 997

The 4448-997 is a sought-after Spring Drive piece from Seiko's golden era. It features a Silver dial protected by a Sapphire crystal and offers 120m of water resistance. [seikata-wm-777afc0e5d46]

Also known as: Tuna, Arnie

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

35mm

Case Thickness

11.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

120m

Dial Color

Silver

Jewels

27j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1989

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