Seiko Cal. 5659 - 761

The 5659-761 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5659 caliber with 28j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-f37d74ef907c]

Also known as: Bullhead, UFO

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

36mm

Case Thickness

11.6mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

90m

Dial Color

Silver

Jewels

28j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1968

Related Models

• Seiko 5625-193
• Seiko 6349-518
• Seiko 3825-608
• Seiko 6270-315
• Seiko 7184-107
• Seiko 0715-131
• Seiko 6379-106
• Seiko 6698-387
• Seiko 4574-397
• Seiko 4585-646
• Seiko 5224-608
• Seiko 5219-444