Seiko Cal. 6645 - 888

The Seiko 6645-888 represents an important milestone in Seiko's 1977 lineup. The Inner Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-eb558da174fc]

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

9.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

Navy

Jewels

35j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1977

Related Models

• Seiko 4536-940
• Seiko 6297-124
• Seiko 6649-742
• Seiko 3854-790
• Seiko 7052-370
• Seiko 7011-584
• Seiko 4591-319
• Seiko 6386-746
• Seiko 7051-867
• Seiko 5257-547
• Seiko 5676-177
• Seiko 6267-211