Seiko Cal. 6665 - 520

The 6665-520 is a sought-after Spring Drive piece from Seiko's golden era. With its 20mm lug width and 14.3mm profile, it sits comfortably on most wrists. [seikata-wm-2a90bfbdb5cc]

Also known as: Sea Horse

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

44mm

Case Thickness

14.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

120m

Dial Color

Burgundy

Jewels

32j

Frequency

21,600 bph

Power Reserve

61 hours

Year

1982

Related Models

• Seiko 4417-799
• Seiko 4530-480
• Seiko 0739-195
• Seiko 6356-116
• Seiko 7059-116
• Seiko 4513-590
• Seiko 6286-533
• Seiko 6175-975
• Seiko 6154-734
• Seiko 6224-781
• Seiko 4476-902
• Seiko 5228-538