Seiko Cal. 6633 - 172

The 6633-172 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6633 caliber with 25j jewels beating at 28,800 bph, it delivers a 64 hours power reserve. [seikata-wm-facf12ef0d42]

Also known as: Tuna, Rally

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

42mm

Case Thickness

13.7mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

170m

Dial Color

Cream

Jewels

25j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1989

Related Models

• Seiko 5289-101
• Seiko 5691-440
• Seiko 4452-474
• Seiko 7165-988
• Seiko 6370-394
• Seiko 6642-605
• Seiko 6396-803
• Seiko 6320-270
• Seiko 6268-795
• Seiko 4451-540
• Seiko 6228-203
• Seiko 6632-793