Seiko Cal. 5644 - 143

The Seiko 5644-143 represents an important milestone in Seiko's 1991 lineup. It features a Champagne dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-bf2e47d3026a]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

8.3mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

140m

Dial Color

Champagne

Jewels

32j

Frequency

21,600 bph

Power Reserve

63 hours

Year

1991

Related Models

• Seiko 3888-539
• Seiko 4483-300
• Seiko 0728-994
• Seiko 3855-307
• Seiko 6650-581
• Seiko 5243-340
• Seiko 6613-360
• Seiko 6220-400
• Seiko 6659-787
• Seiko 6630-450
• Seiko 3899-625
• Seiko 0714-855