Seiko Cal. 0725 - 366

The 0725-366 is a sought-after Spring Drive piece from Seiko's golden era. With its 21mm lug width and 13.1mm profile, it sits comfortably on most wrists. [seikata-wm-dd808ba75c27]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

13.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

White

Jewels

33j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1966

Related Models

• Seiko 6345-734
• Seiko 0785-795
• Seiko 6319-406
• Seiko 4550-934
• Seiko 4515-789
• Seiko 5692-240
• Seiko 5235-160
• Seiko 4477-137
• Seiko 0767-534
• Seiko 4414-239
• Seiko 7084-268
• Seiko 6638-299