Seiko Cal. 5639 - 557

This Hand-Winding model from 1989 features a 34mm Two-Tone case. It features a Navy dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-7f5b360f1d7f]

Also known as: Panda

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

34mm

Case Thickness

10.3mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Navy

Jewels

21j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1989

Related Models

• Seiko 6335-877
• Seiko 4428-789
• Seiko 5618-463
• Seiko 6668-242
• Seiko 3820-677
• Seiko 6391-154
• Seiko 5618-275
• Seiko 6660-947
• Seiko 6390-854
• Seiko 3888-697
• Seiko 7117-789
• Seiko 6239-906