Seiko Cal. 6646 - 186

Released in 1996, the Cal. 6646 with design code 186 was part of Seiko's domestic market collection. It features a Black dial protected by a Mineral crystal and offers 90m of water resistance. [seikata-wm-02c4db5c0ec2]

Also known as: Crown, Emperor

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

15.2mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

90m

Dial Color

Black

Jewels

23j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1996

Related Models

• Seiko 6690-302
• Seiko 5626-914
• Seiko 7193-885
• Seiko 6298-979
• Seiko 6216-715
• Seiko 4562-425
• Seiko 0725-807
• Seiko 6119-320
• Seiko 4568-744
• Seiko 4519-695
• Seiko 5264-915
• Seiko 4433-568