Seiko Cal. 4438 - 660

This Quartz model from 1991 features a 39mm PVD Black case. The Fixed bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-3ad9f604d415]

Also known as: Sportsmatic

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

39mm

Case Thickness

9.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

180m

Dial Color

Navy

Jewels

21j

Frequency

21,600 bph

Power Reserve

72 hours

Year

1991

Related Models

• Seiko 7099-381
• Seiko 3885-322
• Seiko 5286-774
• Seiko 3856-767
• Seiko 3893-640
• Seiko 0752-810
• Seiko 7019-258
• Seiko 6113-274
• Seiko 4466-679
• Seiko 0715-107
• Seiko 6164-448
• Seiko 6611-941