Seiko Cal. 5661 - 388

The Seiko 5661-388 represents an important milestone in Seiko's 1996 lineup. It features a Cream dial protected by a Mineral crystal and offers 160m of water resistance. [seikata-wm-0e8b8be29ca9]

Also known as: Tuna

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

10.9mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

160m

Dial Color

Cream

Jewels

33j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1996

Related Models

• Seiko 4423-923
• Seiko 6179-699
• Seiko 7165-570
• Seiko 4515-264
• Seiko 7125-410
• Seiko 3874-836
• Seiko 0716-917
• Seiko 4416-172
• Seiko 3816-916
• Seiko 7142-936
• Seiko 4449-349
• Seiko 5628-474