Seiko Cal. 4448 - 723

The Seiko 4448-723 represents an important milestone in Seiko's 1991 lineup. It features a Silver dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-203a453ec057]

Also known as: Tuna, Rally

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

46mm

Case Thickness

9.4mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Silver

Jewels

21j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1991

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