Seiko Cal. 4554 - 816

The Seiko 4554-816 represents an important milestone in Seiko's 1977 lineup. Powered by the 4554 caliber with 27j jewels beating at 36,000 bph, it delivers a 42 hours power reserve. [seikata-wm-26718b800432]

Also known as: Pogue, Helmet

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

46mm

Case Thickness

10.8mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Champagne

Jewels

27j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1977

Related Models

• Seiko 5257-161
• Seiko 5299-923
• Seiko 5670-147
• Seiko 0768-578
• Seiko 4556-291
• Seiko 7154-698
• Seiko 5660-456
• Seiko 6260-971
• Seiko 6198-605
• Seiko 4448-398
• Seiko 6241-695
• Seiko 6287-447