Seiko Cal. 6647 - 750

The Seiko 6647-750 represents an important milestone in Seiko's 1985 lineup. It features a White dial protected by a Acrylic crystal and offers 190m of water resistance. [seikata-wm-72512276fbfa]

Also known as: Bullhead, Arnie

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

12.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

White

Jewels

32j

Frequency

36,000 bph

Power Reserve

39 hours

Year

1985

Related Models

• Seiko 5630-115
• Seiko 0742-280
• Seiko 4475-877
• Seiko 3812-251
• Seiko 6659-184
• Seiko 4443-303
• Seiko 5286-869
• Seiko 6331-622
• Seiko 3835-589
• Seiko 0748-443
• Seiko 4535-448
• Seiko 6646-423