Radiant|Lab Grown|IGI

3.50ct D VS2 Radiant Lab Grown Diamond

ID • D/VS2 • IGI LG694576126

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

Certificate IGI LG694576126

Diamond specifications and retailer prices

From $678 USD
HK$5,300 HKD
As of October 30, 2026
Save $5,862 USD (90%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $6,540 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.5ct lab-grown radiant diamond

This 3.5ct lab-grown radiant sits in the three to five carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG694576126 or 694576126. Listed at 10 retailers as of October 29, 2026, with prices from $678 to $6,540, a $5,862 spread on the same certified stone. Brilliant Earth lists it at $6,540. 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

3.50
Carat
D
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.8°
Pavilion angle31.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG694576126
Dimensions8.36 × 8.23 × 5.53 mm
L/W Ratio1.02
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.36 mm8.23 mm3.50 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG694576126
Side View
Table 62.0%Crown 45.8°Girdle: Slightly ThickPavilion 31.9°Culet: NoneDepth 67.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $6,540 USD|Low: $678 USD|High: $6,740 USD|Avg: $2,192 USD|-3.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 19, 2026
Retailer 12$678 USD
Retailer 11$882 USD
Retailer 5$907 USD
Retailer 10$1,274 USD
Retailer 6$1,512 USD
Retailer 9$1,977 USD
Retailer 8$2,016 USD
Retailer 3$2,033 USD
Retailer 4$2,347 USD
Retailer 7$2,488 USD
Retailer 2$3,375 USD
Brilliant Earth$6,540 USD

16 data points across 12 retailers

10 retailers$678 USD to $6,540 USD

A
Cheapest Retailer
-
$678 USD
HK$5,300 HKD
B+
Retailer 2
-
$882 USD
View
A
Retailer 3
-
$907 USD
€864 EUR
View
A
Retailer 4
-
$1,274 USD
View
Final sale: no returns
B+
Retailer 5
-
$1,512 USD
View
B+
Retailer 6
-
$1,977 USD
SGD 2,672 SGD
View
B+
Retailer 7
-
$2,016 USD
View
Retailer 8
-
$2,488 USD
A$3,828 AUD
View
Price last confirmed 22 days ago
Retailer 9
-
$3,375 USD
View
Price last confirmed 8 days ago
Most Expensive
B
Brilliant Earth
17805055A · Oct 29
$6,540 USD
View
9 more retailers have this diamond
Prices start from $678 USDSave up to $5,862 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
3.50ct Radiant
$678 USD