Seiko Cal. 5650 - 311

The Seiko 5650-311 represents an important milestone in Seiko's 1985 lineup. It features a Navy dial protected by a Sapphire crystal and offers 110m of water resistance. [seikata-wm-0089f5d8436b]

Also known as: Sportsmatic, Navigator

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

35mm

Case Thickness

10.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Navy

Jewels

19j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1985

Related Models

• Seiko 5276-154
• Seiko 6111-369
• Seiko 5671-602
• Seiko 3818-588
• Seiko 4465-289
• Seiko 3855-921
• Seiko 3841-176
• Seiko 6237-110
• Seiko 7040-180
• Seiko 6160-684
• Seiko 0766-500
• Seiko 6135-970