Seiko Cal. 6135 - 254

This Spring Drive model from 1997 features a 36mm PVD Black case. With its 20mm lug width and 8.8mm profile, it sits comfortably on most wrists. [seikata-wm-d885aaffbaea]

Also known as: Helmet, Navigator

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

36mm

Case Thickness

8.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

Black

Jewels

28j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1997

Related Models

• Seiko 6643-692
• Seiko 0792-858
• Seiko 6365-288
• Seiko 7161-616
• Seiko 5661-270
• Seiko 7119-355
• Seiko 7158-543
• Seiko 6147-262
• Seiko 5267-640
• Seiko 6181-786
• Seiko 5668-745
• Seiko 6383-479