Seiko Cal. 3863 - 381

The Seiko 3863-381 represents an important milestone in Seiko's 1971 lineup. It features a Blue Sunburst dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-fcf4dfec2f99]

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

36mm

Case Thickness

14.7mm

Lug Width

18mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

35j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1971

Related Models

• Seiko 0759-865
• Seiko 4594-277
• Seiko 6657-122
• Seiko 0789-715
• Seiko 4598-773
• Seiko 3814-670
• Seiko 6151-367
• Seiko 6267-817
• Seiko 5646-421
• Seiko 5228-174
• Seiko 4587-814
• Seiko 7045-660