Seiko Cal. 3875 - 145

The 3875-145 is a sought-after Spring Drive piece from Seiko's golden era. The Inner Rotating bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-40df51eb4686]

Also known as: Sportsmatic, Navigator

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

39mm

Case Thickness

10.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Green

Jewels

32j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1979

Related Models

• Seiko 4478-278
• Seiko 6120-655
• Seiko 4451-246
• Seiko 6162-477
• Seiko 6378-636
• Seiko 4481-438
• Seiko 7177-637
• Seiko 3829-726
• Seiko 6382-599
• Seiko 3828-110
• Seiko 0760-326
• Seiko 0790-402