Seiko Cal. 6334 - 643

The 6334-643 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-36d64868295c]

Also known as: Turtle, Sumo

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

39mm

Case Thickness

10.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

28j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1998

Related Models

• Seiko 6277-550
• Seiko 6298-829
• Seiko 3823-538
• Seiko 5246-997
• Seiko 3814-385
• Seiko 5630-975
• Seiko 5239-700
• Seiko 0715-679
• Seiko 6646-871
• Seiko 7024-487
• Seiko 6658-863
• Seiko 5247-680