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100+ Total Diamonds Found

1.00–1.49 Carat Old Miner Lab-Grown Diamonds

Old mine cut lab-grown diamonds from 1.00 to 1.49 carats, IGI certified. Widen the filters on the left to see more.

100+ in stock 100+ New York In stock Los Angeles 6.0–8.7 × 5.0–6.4 mm face-up

10,000+ IGI/GIA certified · Same-day shipping before 6 PM ET · No MOQ · NY + LA · Trade approval same business day before 4 PM ET

Stock# Status loc shape carat color clarity lab Certificate p/ct total measurements ratio Image Video Growth type flour cut polish symmetry depth table
About 1.00–1.49 carat Old Miner diamonds

How big is a 1 carat Old Miner?

The 100+ Old Miner diamonds between 1.00 and 1.49 carats in stock face up at 6.0–8.7 × 5.0–6.4 mm. Old mine cuts are cut deep with a small table, so they face up smaller than a modern cushion of the same weight.

CaratTypical face-up sizeDiamonds measured
1 ct7.6 × 5.1 mm10+
2 ct9.5 × 6.5 mm100+
3 ct10.8 × 7.5 mm50+
4 ct11.9 × 8.2 mm10+
5 ct12.7 × 8.7 mm10+

1 carat old mine cut lab-grown diamonds, wholesale

100+ IGI-certified 1.00–1.49 carat Old Miner lab-grown diamonds (old mine cut or antique cushion) in New York and Los Angeles, colors D–G. Each has its own page with the 360° video and IGI report.

Trade questions

How fast do you ship?

Orders placed before 6 PM ET ship the same day from New York. International delivery takes 3–4 business days.

Is every diamond certified?

Yes. Each diamond on this page has an IGI or GIA report. Open the diamond page to see the report number and verify it on the lab's website.

How do I see prices?

Prices are for the trade. Sign in, or open a trade account: approval is the same business day if you apply before 4 PM ET.

Do you carry natural diamonds?

Yes. Certified natural diamonds are listed separately in Natural › Certified Diamonds.