[WTS] Seiko BRIGHTZ SDGC031 – 15th Anniversary Limited Edition – 6R21 Automatic – Excellent Condition – Only 888 Made Worldwide | $1080

Seiko BRIGHTZ SDGC031 – 15th Anniversary Limited Edition – 6R21 Automatic – Excellent Condition – Only 888 Made Worldwide | $1080

Seiko - SDGC031 · $1,080
This is a rare Seiko BRIGHTZ SDGC031 – 15th Anniversary Limited Edition automatic watch, one of only 888 made worldwide. It features a beautifully textured dial with blue sapphire stones and a high-end movement.

  • Condition: Excellent condition
  • Case Size: 40.5mm diameter
  • Lug Width: 20mm
  • Movement Power Reserve: 45 hours
Posted at
May 3, 2026, 7:50 AM
Sold
[WTS] Seiko Brightz SDGC031 – 15th Anniversary Limited Edition (888 pcs) – Full Set – $800

Seiko Brightz SDGC031 – 15th Anniversary Limited Edition (888 pcs) – Full Set – $800

Seiko - SDGC031 · $800
A rare Japan Domestic Market (JDM) release limited to only 888 pieces worldwide. This is a highly collectible Brightz model that is getting harder to find.

  • Condition: Excellent, near-new condition
  • Case size: 41mm diameter
  • Thickness: 12.7mm
  • Movement: Seiko in-house 6R21 automatic
Posted at
Jan 3, 2026, 7:31 AM
Sold
[WTS] Seiko Brightz SDGC031 – 15th Anniversary Limited Edition – Full Set – $930 Shipped

Seiko Brightz SDGC031 – 15th Anniversary Limited Edition – Full Set – $930 Shipped

Seiko - SDGC031 · $930
This is a Seiko Brightz SDGC031, a 15th Anniversary Limited Edition watch. It's being sold as a full set.

  • Price shipped: $930
Posted at
Dec 17, 2025, 8:39 AM
Expired
[WTS] Seiko Brightz SDGC031 – 15th Anniversary Limited Edition – Full Set – $980 Shipped

Seiko Brightz SDGC031 – 15th Anniversary Limited Edition – Full Set – $980 Shipped

Seiko - SDGC031 · $980
a 2 - 3 sentence summary of the watch in the listing

  • Limited edition: true
Posted at
Dec 10, 2025, 8:46 AM
Expired
[WTS] Seiko BRIGHTZ SDGC031 – 15th Anniversary Limited Edition 888Pcs DIAL Features 15 blue sapphire stones $799

Seiko BRIGHTZ SDGC031 – 15th Anniversary Limited Edition 888Pcs DIAL Features 15 blue sapphire stones $799

Seiko - SDGC031 · $799
A rare and beautiful Seiko BRIGHTZ SDGC031 limited edition automatic watch with a stunning Roman numeral dial featuring 15 blue sapphire stones.

  • Condition: Pre-owned - has some small scratches on the case from regular use, but still in beautiful condition
  • Case size: 40.5mm diameter
  • Lug width: 20mm
  • Movement: Seiko 6R21 automatic with 45-hour power reserve
Posted at
Jun 13, 2025, 11:09 AM
Sold
[WTS] Seiko Bightz SDGC031 15th anniversary limited edition

Seiko Bightz SDGC031 15th anniversary limited edition

Seiko - SDGC031 · $7,000
  • Limited edition: true
Posted at
Apr 8, 2025, 5:00 AM
Expired