Seiko Cal. 5641 - 725

The 5641-725 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Green dial protected by a Mineral crystal and offers 160m of water resistance. [seikata-wm-e44318aadc39]

Also known as: Rally, Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

14.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Green

Jewels

23j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1971

Related Models

• Seiko 6130-701
• Seiko 4540-505
• Seiko 6239-894
• Seiko 7179-153
• Seiko 6326-825
• Seiko 5673-775
• Seiko 6293-114
• Seiko 6112-550
• Seiko 3847-149
• Seiko 6282-871
• Seiko 3837-516
• Seiko 6194-107