Seiko Cal. 4521 - 136

This Quartz model from 1983 features a 43mm PVD Black case. It features a Burgundy dial protected by a Sapphire crystal and offers 110m of water resistance. [seikata-wm-3851891186c2]

Also known as: Sportsmatic

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

43mm

Case Thickness

8.4mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Burgundy

Jewels

35j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1983

Related Models

• Seiko 3869-835
• Seiko 6677-919
• Seiko 3810-513
• Seiko 7037-721
• Seiko 5216-832
• Seiko 4599-438
• Seiko 6172-899
• Seiko 0713-453
• Seiko 6322-735
• Seiko 6326-195
• Seiko 6643-406
• Seiko 4471-811