Seiko Cal. 4427 - 285

The Seiko 4427-285 represents an important milestone in Seiko's 1978 lineup. It features a White dial protected by a Mineral crystal and offers 40m of water resistance. [seikata-wm-dbb0adc1beb3]

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

36mm

Case Thickness

9.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

White

Jewels

32j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1978

Related Models

• Seiko 7132-265
• Seiko 6217-515
• Seiko 7147-622
• Seiko 3828-206
• Seiko 4527-558
• Seiko 4598-877
• Seiko 4589-674
• Seiko 4551-696
• Seiko 6675-577
• Seiko 5638-809
• Seiko 6123-928
• Seiko 6140-971