Seiko Cal. 4478 - 510

Released in 1992, the Cal. 4478 with design code 510 was part of Seiko's domestic market collection. It features a Navy dial protected by a Sapphire crystal and offers 90m of water resistance. [seikata-wm-55affed46cd0]

Also known as: Panda, Helmet

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

46mm

Case Thickness

15.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

90m

Dial Color

Navy

Jewels

29j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1992

Related Models

• Seiko 0721-738
• Seiko 6268-937
• Seiko 7067-140
• Seiko 7021-748
• Seiko 4580-467
• Seiko 5288-869
• Seiko 6629-688
• Seiko 6372-558
• Seiko 0716-675
• Seiko 4591-700
• Seiko 5642-165
• Seiko 7017-851