Seiko Cal. 6157 - 204

The Seiko 6157-204 represents an important milestone in Seiko's 1999 lineup. With its 18mm lug width and 8.6mm profile, it sits comfortably on most wrists. [seikata-wm-942811e1e356]

Also known as: Helmet

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

8.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

140m

Dial Color

Silver

Jewels

18j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1999

Related Models

• Seiko 5656-875
• Seiko 0767-547
• Seiko 4443-984
• Seiko 4529-182
• Seiko 4443-512
• Seiko 7051-221
• Seiko 4469-953
• Seiko 4440-564
• Seiko 6360-772
• Seiko 5288-358
• Seiko 7031-596
• Seiko 3861-320