Seiko Cal. 4531 - 891

The 4531-891 is a sought-after Quartz piece from Seiko's golden era. It features a Black dial protected by a Hardlex crystal and offers 150m of water resistance. [seikata-wm-fbde3c484868]

Also known as: Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

41mm

Case Thickness

9.6mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Black

Jewels

25j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1968

Related Models

• Seiko 0748-408
• Seiko 0738-414
• Seiko 5662-708
• Seiko 6151-842
• Seiko 7091-888
• Seiko 3860-495
• Seiko 3846-589
• Seiko 6162-138
• Seiko 4463-862
• Seiko 7065-766
• Seiko 7013-203
• Seiko 7048-561