Radiant|Lab Grown|IGI

3.17ct D VVS1 Radiant Lab Grown Diamond

EX • D/VVS1 • IGI LG821627303

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG821627303

Diamond specifications and retailer prices

From $767 USD
As of October 31, 2026
Save $7,293 USD (90%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $8,060 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.17ct lab-grown radiant diamond

This 3.17ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG821627303 or 821627303. Listed at 16 retailers as of October 31, 2026, with prices from $767 to $8,060, a $7,293 spread on the same certified stone. Brilliant Earth lists it at $8,060. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.17
Carat
D
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
Crown angle44.3°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821627303
Dimensions10.20 × 7.33 × 4.74 mm
L/W Ratio1.39
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.20 mm7.33 mm3.17 ctD / VVS1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821627303
Side View
Table 65.0%Crown 44.3°Girdle: STK-THKPavilion 34.7°Culet: NoneDepth 64.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: $8,060 USD|Low: $767 USD|High: $8,350 USD|Avg: $2,458 USD|-3.5%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 1, 2026
Retailer 13$767 USD
Retailer 14$975 USD
Retailer 3$1,142 USD
Retailer 2$1,274 USD
Retailer 12$1,432 USD
Retailer 4$1,854 USD
Retailer 16$1,967 USD
Retailer 10$2,139 USD
Retailer 6$2,484 USD
Retailer 5$2,593 USD
Retailer 15$2,681 USD
Retailer 11$2,744 USD
Retailer 9$2,832 USD
Retailer 8$3,185 USD
Retailer 7$4,225 USD
Brilliant Earth$8,060 USD

20 data points across 16 retailers

16 retailers$767 USD to $8,060 USD

A
Cheapest Retailer
-
$767 USD
Final sale: no returns
A
Retailer 2
-
$975 USD
View
A
Retailer 3
-
$1,142 USD
View
A
Retailer 4
-
$1,274 USD
£1,003 GBP
View
A
Retailer 5
-
$1,432 USD
€1,364 EUR
View
A
Retailer 6
-
$1,854 USD
ZAR 29,948 ZAR
View
B+
Retailer 7
-
$1,967 USD
View
B+
Retailer 8
-
$2,139 USD
View
B+
Retailer 9
-
$2,484 USD
£1,956 GBP
View
B+
Retailer 10
-
$2,593 USD
View
B+
Retailer 11
-
$2,681 USD
SGD 3,623 SGD
View
B+
Retailer 12
-
$2,744 USD
View
B+
Retailer 13
-
$2,832 USD
View
Retailer 14
-
$3,185 USD
£2,508 GBP
View
Price last confirmed 10 days ago
Retailer 15
-
$4,225 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
20907720A · Oct 31
$8,060 USD
View
15 more retailers have this diamond
Prices start from $767 USDSave up to $7,293 USD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
3.17ct Radiant
$767 USD