Radiant|Lab Grown|IGI

3.70ct D VS1 Radiant Lab Grown Diamond

EX • D/VS1 • IGI LG710501991

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

Certificate IGI LG710501991

Diamond specifications and retailer prices

From $1,633 USD
As of October 26, 2026
Save $6,457 USD (80%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $9,400 USD at Do Amore Diamonds · As of October 28, 2026
View at Do Amore Diamonds

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 LG710501991 or 710501991. Listed at 8 retailers as of October 26, 2026, with a 395% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG710501991
Dimensions8.79 × 8.55 × 5.73 mm
L/W Ratio1.03
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.79 mm8.55 mm3.70 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG710501991
Side View
Table 68.0%Crown 46.7°Girdle: Slightly ThickPavilionCulet: NoneDepth 67.0%

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 26
Current: $9,400 USD|Low: $1,594 USD|High: $9,400 USD|Avg: $4,510 USD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 19, 2026
Retailer 8$1,633 USD
Retailer 5$1,668 USD
Retailer 7$2,106 USD
Retailer 2$3,885 USD
Retailer 6$4,621 USD
Retailer 4$4,773 USD
Retailer 3$8,090 USD
Do Amore Diamonds$9,400 USD

20 data points across 8 retailers

8 retailers$1,633 USD to $8,090 USD

A
Cheapest Retailer
-
$1,633 USD
A
Retailer 2
-
$1,668 USD
View
B+
Retailer 3
-
$2,106 USD
View
Price last confirmed 27 days ago
B
Retailer 4
-
$3,885 USD
View
Price last confirmed 10 days ago
B
Retailer 5
-
$4,621 USD
View
Price last confirmed 29 days ago
B
Retailer 6
-
$4,773 USD
£3,758 GBP
View
Price last confirmed 28 days ago
B
Retailer 7
-
$8,090 USD
View
Most Expensive
B
Do Amore Diamonds
23-710501991 · Oct 28
$9,400 USD
View
Price under review
7 more retailers have this diamond
Prices start from $1,633 USDSave up to $6,457 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
$1,633 USD