Seiko Cal. 6644 - 252

The Seiko 6644-252 represents an important milestone in Seiko's 1982 lineup. It features a Black dial protected by a Mineral crystal and offers 120m of water resistance. [seikata-wm-9841f7135f3b]

Also known as: Sportsmatic

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

42mm

Case Thickness

12.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

120m

Dial Color

Black

Jewels

34j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1982

Related Models

• Seiko 6297-291
• Seiko 5685-864
• Seiko 7083-540
• Seiko 7054-958
• Seiko 6640-453
• Seiko 5295-138
• Seiko 5675-850
• Seiko 7125-538
• Seiko 5297-326
• Seiko 5666-848
• Seiko 7091-985
• Seiko 5652-218