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Radiant|Lab Grown|IGI

6.12ct D VS1 Radiant Lab Grown Diamond

EX • D/VS1 • IGI LG821668217

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

Certificate IGI LG821668217

Diamond specifications and retailer prices

From $2,155 SGD
$1,686 USD
As of October 31, 2026
Save $8,691 SGD (80%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $10,846 SGD at With Clarity · As of October 31, 2026
View at With Clarity

About this 6.12ct lab-grown radiant diamond

This 6.12ct lab-grown radiant sits in the over five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG821668217 or 821668217. Listed at 22 retailers as of October 31, 2026, with prices from $2,155 to $10,846, a $8,691 spread on the same certified stone. With Clarity lists it at $10,846. 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

6.12
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle48°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821668217
Dimensions8.34 × 12.33 × 6.45 mm
L/W Ratio1.48
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.34 mm12.33 mm6.12 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821668217
Side View
Table 60.0%Crown 48°Girdle: Very ThickPavilion 38.8°Culet: NoneDepth 77.3%

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 31
Current: $6,654 SGD|Low: $2,155 SGD|High: $7,945 SGD|Avg: $4,509 SGD|+0.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 31, 2026
Retailer 11$2,155 SGD
Retailer 5$2,233 SGD
Retailer 7$3,128 SGD
Retailer 9$3,519 SGD
Retailer 4$3,637 SGD
Retailer 6$3,953 SGD
Retailer 10$4,145 SGD
Retailer 8$4,321 SGD
Retailer 3$4,550 SGD
Retailer 2$6,411 SGD
Retailer 12$6,452 SGD
Retailer 1$6,654 SGD
Retailer 13$7,869 SGD

38 data points across 13 retailers

22 retailers$2,155 SGD to $10,846 SGD

Retailer 1
-
$1,849 SGD
$1,446 USD
Price last confirmed 30 days ago
Retailer 2
-
$2,094 SGD
$1,638 USD
View
Price last confirmed 34 days ago
A
Retailer 3
-
$2,155 SGD
$1,686 USD
View
Final sale: no returns
Retailer 4
-
$2,233 SGD
$1,747 USD
View
Price last confirmed 29 days ago
A
Retailer 5
-
$2,448 SGD
$1,915 USD
View
B+
Retailer 6
-
$3,128 SGD
£1,926 GBP
View
Retailer 7
-
$3,519 SGD
$2,753 USD
View
Price last confirmed 9 days ago
B+
Retailer 8
-
$3,637 SGD
$2,845 USD
View
B+
Retailer 9
-
$3,953 SGD
€2,945 EUR
View
Retailer 10
-
$4,145 SGD
A$4,988 AUD
View
Price last confirmed 9 days ago
Retailer 11
-
$4,185 SGD
$3,274 USD
View
Price last confirmed 31 days ago
B+
Retailer 12
-
$4,321 SGD
ZAR 54,608 ZAR
View
B+
Retailer 13
-
$4,550 SGD
$3,559 USD
View
B
Retailer 14
-
$5,397 SGD
£3,324 GBP
View
B
Retailer 15
-
$6,017 SGD
$4,707 USD
View
B
Retailer 16
-
$6,411 SGD
£3,949 GBP
View
B
Retailer 17
-
$6,452 SGD
$5,047 USD
View
B
Retailer 18
-
$6,535 SGD
$5,111 USD
View
B
Retailer 19
-
$6,654 SGD
A$8,008 AUD
View
B
Retailer 20
-
$7,853 SGD
$6,142 USD
View
Retailer 21
-
$7,869 SGD
$6,155 USD
View
Price last confirmed 13 days ago
Most Expensive
B
With Clarity
821668217 · Oct 31
$10,846 SGD
$8,484 USD
View
21 more retailers have this diamond
Prices start from $2,155 SGDSave up to $8,691 SGD

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
6.12ct Radiant
$2,155 SGD