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Radiant|Lab Grown|IGI

3.70ct D VS1 Radiant Lab Grown Diamond

ID • D/VS1 • IGI LG658473623

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

Certificate IGI LG658473623

Diamond specifications and retailer prices

From $681 USD
As of October 27, 2026
Save $7,499 USD (92%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $8,180 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.7ct lab-grown radiant diamond

This 3.7ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG658473623 or 658473623. Listed at 22 retailers as of October 27, 2026, with prices from $681 to $8,180, a $7,499 spread on the same certified stone. Brilliant Earth lists it at $8,180. 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

3.70
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.4°
Pavilion angle30.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG658473623
Dimensions10.75 × 7.47 × 4.98 mm
L/W Ratio1.44
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.75 mm7.47 mm3.70 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG658473623
Side View
Table 70.0%Crown 43.4°Girdle: MED-STKPavilion 30.8°Culet: NoneDepth 66.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $8,180 USD|Low: $654 USD|High: $8,180 USD|Avg: $1,882 USD
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
October 29, 2026
Retailer 14$681 USD
Retailer 6$741 USD
Retailer 7$790 USD
Retailer 15$790 USD
Retailer 10$970 USD
Retailer 8$1,064 USD
Retailer 2$1,262 USD
Retailer 5$1,286 USD
Retailer 12$1,784 USD
Retailer 9$1,835 USD
Retailer 13$2,019 USD
Retailer 4$2,222 USD
Retailer 3$2,696 USD
Retailer 11$3,334 USD
Brilliant Earth$8,180 USD

35 data points across 15 retailers

22 retailers$681 USD to $8,180 USD

A
Cheapest Retailer
-
$681 USD
A
Retailer 2
-
$741 USD
View
A
Retailer 3
-
$763 USD
View
Final sale: no returns
A
Retailer 4
-
$790 USD
View
A
Retailer 5
-
$790 USD
View
Price last confirmed 13 days ago
A
Retailer 6
-
$970 USD
View
A
Retailer 7
-
$1,064 USD
£838 GBP
View
A
Retailer 8
-
$1,120 USD
View
A
Retailer 9
-
$1,262 USD
£993 GBP
View
A
Retailer 10
-
$1,286 USD
View
A
Retailer 11
-
$1,784 USD
A$2,744 AUD
View
Price last confirmed 8 days ago
A
Retailer 12
-
$1,835 USD
ZAR 29,648 ZAR
View
B+
Retailer 13
-
$1,897 USD
View
B+
Retailer 14
-
$2,019 USD
View
B+
Retailer 15
-
$2,222 USD
View
B+
Retailer 16
-
$2,454 USD
£1,932 GBP
View
B+
Retailer 17
-
$2,696 USD
View
B+
Retailer 18
-
$2,726 USD
View
B+
Retailer 19
-
$2,730 USD
View
B
Retailer 20
-
$3,213 USD
HK$25,100 HKD
View
B+
Retailer 21
-
$3,334 USD
£2,625 GBP
View
Most Expensive
B
Brilliant Earth
17970621A · Oct 29
$8,180 USD
View
21 more retailers have this diamond
Prices start from $681 USDSave up to $7,499 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
3.70ct Radiant
$681 USD