Seiko Cal. 6154 - 657

The 6154-657 is a sought-after Spring Drive piece from Seiko's golden era. With its 21mm lug width and 10.0mm profile, it sits comfortably on most wrists. [seikata-wm-e6a30ecf5e8a]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

42mm

Case Thickness

10.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

30m

Dial Color

Burgundy

Jewels

27j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1976

Related Models

• Seiko 7046-125
• Seiko 5613-801
• Seiko 0723-520
• Seiko 0736-938
• Seiko 6229-234
• Seiko 7123-950
• Seiko 7039-290
• Seiko 7040-801
• Seiko 0716-447
• Seiko 4482-407
• Seiko 6119-510
• Seiko 5686-288