Seiko Cal. 6140 - 428

The 6140-428 is a sought-after Quartz piece from Seiko's golden era. It features a Navy dial protected by a Acrylic crystal and offers 120m of water resistance. [seikata-wm-579c4056cb48]

Also known as: Turtle, UFO

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

39mm

Case Thickness

13.2mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

120m

Dial Color

Navy

Jewels

19j

Frequency

28,800 bph

Power Reserve

67 hours

Year

1997

Related Models

• Seiko 7045-262
• Seiko 0747-627
• Seiko 6174-293
• Seiko 5645-702
• Seiko 7170-678
• Seiko 6393-894
• Seiko 0713-106
• Seiko 6344-871
• Seiko 7143-470
• Seiko 4492-607
• Seiko 6345-654
• Seiko 7036-212