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Found 8 listings matching "7A28-7090"
![[WTS] Seiko Regatta Yacht Timer - 7A28-7090 - World’s First Quartz Analogue Chronograph ( Great Condition / Fully Serviced / Tariffs Covered ) 1980USD](https://preview.redd.it/ol4w5sepu7pg1.jpeg?auto=webp&s=311c69f41e8131ac7dfcd8e2d1681a2f8cbc031c)
Seiko Regatta Yacht Timer - 7A28-7090 - World’s First Quartz Analogue Chronograph ( Great Condition / Fully Serviced / Tariffs Covered ) 1980USD
This is an 80's Seiko Yacht Timer, the world’s first analog quartz chronograph caliber powered by Seiko's renowned 7A28 movement. It has a unique bullhead/stopwatch case with a bead blasted finish and striking sub dial.
- Condition: Great Condition / Fully Serviced
- Movement: Seiko 7A28
- Case size: 40mm diameter
- Lug width: 20mm
![[WTS] Seiko Regatta Yacht Timer - 7A28-7090 - World’s First Quartz Analogue Chronograph ( Serviced / Tariffs Covered )](https://preview.redd.it/vqggavqk9ung1.jpg?width=640&crop=smart&auto=webp&s=e14711b3d3ca361d349251d1c8945f06933b5cde)
Seiko Regatta Yacht Timer - 7A28-7090 - World’s First Quartz Analogue Chronograph ( Serviced / Tariffs Covered )
- Condition: Serviced, some normal wear for its age
- Movement: 7A28, worlds first analog quartz chronograph caliber
- Case dimensions: 40mm diameter
- Lug width: 20mm
![[WTS] Seiko Yacht Timer 7A28-7090. World’s First Quartz Analogue Chronograph](https://preview.redd.it/5t9x5aes9seg1.jpg?width=640&crop=smart&auto=webp&s=cb7ce65ee3aa50baa6b3e948ba29b49f80e32b6a)
Seiko Yacht Timer 7A28-7090. World’s First Quartz Analogue Chronograph
This 1983 Seiko Yacht Timer is a unique watch with a field watch style case and a world's first analogue chronograph movement. It features three subdials, including a 30-minute chrono-timer at 9 o'clock.
- Condition: great condition overall, with no marks of real significance (except caseback)
- Production date: May 1983
- Case dimensions: 40mm width, 11.7mm thickness, 20mm lug width
- Movement type: quartz analogue chronograph
![[WTS] Seiko GL21A for 7A28-7090 - 300$](https://preview.redd.it/d6xlgqmt5vyf1.jpg?width=640&crop=smart&auto=webp&s=84c221eef14bf4bfa2e82816d9f1a3d8d32be15e)
![[WTS] Seiko 7A28-7090 Quartz Chronograph Yacht Timer](https://preview.redd.it/ahswscw45dnf1.jpeg?auto=webp&s=49407e88a85772cedba9b41dbbb566d15163722f)
Seiko 7A28-7090 Quartz Chronograph Yacht Timer
The Seiko 7A28-7090 Quartz Chronograph Yacht Timer is a vintage watch from May 1983. It features a 40 mm case and comes with an aftermarket Tropic Big Hole Rubber Strap.
- Condition: Good condition
- Case Size: 40mm diameter
- Bracelet: Tropic Big Hole Rubber Strap (aftermarket)
- Serial Number: 350647
![[WTS] Seiko "Yacht Timer" 7A28-7090. The World’s First Quartz Chronograph Movement. Serviced January 2025, and on the Original GLA Strap.](https://preview.redd.it/y7p1xi66uupe1.jpg?width=640&crop=smart&auto=webp&s=b398c09f39c06e834e9abb1039eaa37880440f4c)
Seiko "Yacht Timer" 7A28-7090. The World’s First Quartz Chronograph Movement. Serviced January 2025, and on the Original GLA Strap.
The Seiko Yacht Timer is a vintage quartz chronograph movement released in 1983. It features three subdials and a bead-blasted stainless steel case with curved matchstick lugs.
- Condition: Very good, with minor signs of moisture damage on dial
- Movement type: Quartz Chronograph
- Case material: Bead-blasted stainless steel
- Case dimensions: 40mm diameter, 11.7mm thickness
![[WTS] Seiko Chronographs: 7017-6050, 7015-7000, 7018-6000, 6138-8000, 7a28-7090, 6138-0011, 6138-0011](https://preview.redd.it/8imfyx2pscme1.jpg?width=640&crop=smart&auto=webp&s=bd4965f4f7fa98a2be0e0c933845d9f6c584b314)
Seiko Chronographs: 7017-6050, 7015-7000, 7018-6000, 6138-8000, 7a28-7090, 6138-0011, 6138-0011
A collection of Seiko Chronographs for sale. Each watch is in varying condition and has unique features.
![[WTS] Seiko "Yacht Timer" 7A28-7090. The World’s First Quartz Chronograph Movement. Serviced in January 2025, and on the Original GLA Strap.](https://preview.redd.it/073hd1qgexhe1.jpg?width=640&crop=smart&auto=webp&s=e180d3c8d095db27179f55421a3838cdc412d5e8)
Seiko "Yacht Timer" 7A28-7090. The World’s First Quartz Chronograph Movement. Serviced in January 2025, and on the Original GLA Strap.
The Seiko Yacht Timer is a rare quartz chronograph with a unique field watch style case and the world's first analogue chronograph movement. It features three subdials, a bead-blasted stainless steel case, and a robust metal movement.
- Condition: Excellent, serviced in January 2025, with minor water damage on the dial
- Movement: 7A28 Quartz Chronograph
- Dimensions: [object Object]
- Crystal condition: perfect