Seiko Cal. 5648 - 993

The Seiko 5648-993 represents an important milestone in Seiko's 1967 lineup. It features a Black dial protected by a Acrylic crystal and offers 160m of water resistance. [seikata-wm-b28215e07f5a]

Also known as: Baby Tuna, Flighty

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

38mm

Case Thickness

15.8mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

160m

Dial Color

Black

Jewels

24j

Frequency

21,600 bph

Power Reserve

56 hours

Year

1967

Related Models

• Seiko 3861-406
• Seiko 6618-222
• Seiko 5642-338
• Seiko 6640-411
• Seiko 6355-379
• Seiko 6141-362
• Seiko 0751-731
• Seiko 7074-840
• Seiko 6161-728
• Seiko 3844-200
• Seiko 4482-641
• Seiko 6283-699