Seiko Cal. 5665 - 521

The Seiko 5665-521 represents an important milestone in Seiko's 1986 lineup. It features a Cream dial protected by a Sapphire crystal and offers 200m of water resistance. [seikata-wm-a789ad09c03d]

Also known as: Baby Tuna

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

8.6mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Cream

Jewels

22j

Frequency

21,600 bph

Power Reserve

42 hours

Year

1986

Related Models

• Seiko 5299-244
• Seiko 6238-254
• Seiko 6322-599
• Seiko 6629-969
• Seiko 7119-756
• Seiko 3833-407
• Seiko 4523-362
• Seiko 0748-619
• Seiko 6639-546
• Seiko 0791-668
• Seiko 7043-630
• Seiko 4424-547