Seiko Cal. 6617 - 563

The 6617-563 is a sought-after Spring Drive piece from Seiko's golden era. It features a Navy dial protected by a Mineral crystal and offers 190m of water resistance. [seikata-wm-3afd58e8bbc1]

Also known as: Sumo, Crown

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

45mm

Case Thickness

15.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

190m

Dial Color

Navy

Jewels

27j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1982

Related Models

• Seiko 6183-913
• Seiko 6344-110
• Seiko 4563-518
• Seiko 6386-643
• Seiko 4477-352
• Seiko 3888-810
• Seiko 6168-173
• Seiko 4572-251
• Seiko 5220-157
• Seiko 6248-772
• Seiko 6372-239
• Seiko 4485-917