Seiko Cal. 6131 - 549

This Quartz model from 1993 features a 45mm PVD Black case. The Coin-Edge bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-ee52b4f70ded]

Also known as: Helmet

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

45mm

Case Thickness

12.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

170m

Dial Color

Green

Jewels

18j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1993

Related Models

• Seiko 4549-245
• Seiko 6175-461
• Seiko 3823-749
• Seiko 4579-342
• Seiko 4518-527
• Seiko 0792-496
• Seiko 6134-910
• Seiko 7152-745
• Seiko 5270-569
• Seiko 6696-776
• Seiko 6168-801
• Seiko 4556-488