Seiko Cal. 5277 - 646

The 5277-646 is a sought-after Spring Drive piece from Seiko's golden era. It features a Navy dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-fd86086b5352]

Also known as: Helmet, Goldfeather

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

35mm

Case Thickness

12.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

60m

Dial Color

Navy

Jewels

24j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1978

Related Models

• Seiko 6676-753
• Seiko 4555-559
• Seiko 3822-459
• Seiko 5695-553
• Seiko 6626-921
• Seiko 6158-412
• Seiko 6330-785
• Seiko 5620-156
• Seiko 4437-911
• Seiko 5221-522
• Seiko 6131-270
• Seiko 5645-706