Seiko Cal. 6628 - 287

This Spring Drive model from 1986 features a 46mm Titanium case. Powered by the 6628 caliber with 29j jewels beating at 21,600 bph, it delivers a 37 hours power reserve. [seikata-wm-919987a2f834]

Also known as: Turtle

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

46mm

Case Thickness

13.1mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

50m

Dial Color

Burgundy

Jewels

29j

Frequency

21,600 bph

Power Reserve

37 hours

Year

1986

Related Models

• Seiko 6399-343
• Seiko 4557-364
• Seiko 6627-191
• Seiko 6651-756
• Seiko 6250-431
• Seiko 4489-847
• Seiko 6260-480
• Seiko 7046-460
• Seiko 6623-854
• Seiko 3878-982
• Seiko 0734-998
• Seiko 6227-899