Radiant|Lab Grown|IGI

3.70ct D VS1 Radiant Lab Grown Diamond

VG • D/VS1 • IGI LG799680887

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

Certificate IGI LG799680887

Diamond specifications and retailer prices

From $1,398 USD
As of October 29, 2026
Save $5,481 USD (80%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $6,879 USD at Diamonds Direct · As of October 29, 2026
View at Diamonds Direct

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 very-good cut grade and certified by IGI LG799680887 or 799680887. Listed at 8 retailers as of October 29, 2026, with prices from $1,398 to $6,879, a $5,481 spread on the same certified stone. Diamonds Direct lists it at $6,879. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

3.70
Carat
D
Color
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle31.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799680887
Dimensions11.10 × 7.60 × 5.12 mm
L/W Ratio1.46
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.10 mm7.60 mm3.70 ctD / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799680887
Side View
Table 53.0%Crown 35°Girdle: Slightly ThickPavilion 31.9°Culet: NoneDepth 67.4%

Caratlytics Score

How it works →
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 29
Current: $6,879 USD|Low: $1,022 USD|High: $6,879 USD|Avg: $3,314 USD|+46.5%
Diamonds Direct
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 5$1,022 USD
Retailer 7$1,398 USD
Retailer 2$1,735 USD
Retailer 3$2,620 USD
Retailer 8$3,379 USD
Retailer 4$3,695 USD
Retailer 6$5,110 USD
Diamonds Direct$6,879 USD

45 data points across 8 retailers

8 retailers$1,398 USD to $6,879 USD

A
Retailer 1
-
$1,022 USD
Price last confirmed 12 days ago
B+
Retailer 2
-
$1,398 USD
View
B+
Retailer 3
-
$1,735 USD
£1,366 GBP
View
B+
Retailer 4
-
$2,620 USD
ZAR 42,334 ZAR
View
B
Retailer 5
-
$3,379 USD
View
B
Retailer 6
-
$3,695 USD
View
Price last confirmed 10 days ago
B
Retailer 7
-
$5,110 USD
View
Most Expensive
C
Diamonds Direct
991967 · Oct 29
$6,879 USD
View
7 more retailers have this diamond
Prices start from $1,398 USDSave up to $5,481 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
$1,398 USD