Seiko Cal. 6321 - 527

The 6321-527 is a sought-after Automatic piece from Seiko's golden era. Powered by the 6321 caliber with 31j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-2788b67ab6ee]

Also known as: UFO, World Timer

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

36mm

Case Thickness

9.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

180m

Dial Color

White

Jewels

31j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1994

Related Models

• Seiko 4433-853
• Seiko 5634-347
• Seiko 6285-850
• Seiko 6165-236
• Seiko 5254-608
• Seiko 5269-134
• Seiko 6222-417
• Seiko 7040-386
• Seiko 6379-243
• Seiko 0793-673
• Seiko 7050-536
• Seiko 4541-118