Seiko Cal. 6621 - 357

The Seiko 6621-357 represents an important milestone in Seiko's 1987 lineup. It features a Navy dial protected by a Acrylic crystal and offers 80m of water resistance. [seikata-wm-2dc2b4d65c4e]

Also known as: Rally, Emperor

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

13.7mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

80m

Dial Color

Navy

Jewels

19j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1987

Related Models

• Seiko 6280-179
• Seiko 5680-820
• Seiko 3816-594
• Seiko 3863-555
• Seiko 3891-945
• Seiko 4534-114
• Seiko 5678-838
• Seiko 3852-840
• Seiko 5698-507
• Seiko 0727-992
• Seiko 7111-382
• Seiko 5697-729