Seiko Cal. 4450 - 315

This Hand-Winding model from 1967 features a 36mm Two-Tone case. It features a Burgundy dial protected by a Sapphire crystal and offers 170m of water resistance. [seikata-wm-a528c8ffafb0]

Also known as: Tuna

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

36mm

Case Thickness

11.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Burgundy

Jewels

34j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1967

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