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Radiant|Lab Grown|IGI

5.99ct I VS1 Radiant Lab Grown Diamond

ID • I/VS1 • IGI LG826673856

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

Certificate IGI LG826673856

Diamond specifications and retailer prices

From $1,476 SGD
£909 GBP
As of October 27, 2026
Save $3,555 SGD (71%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $5,031 SGD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 5.99ct lab-grown radiant diamond

This 5.99ct lab-grown radiant sits in the over five carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG826673856 or 826673856. Listed at 18 retailers as of October 27, 2026, with prices from $1,476 to $5,031, a $3,555 spread on the same certified stone. Rare Carat lists it at $5,031. 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

5.99
Carat
I
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.6°
Pavilion angle32.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826673856
Dimensions12.97 × 8.67 × 5.79 mm
L/W Ratio1.50
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.97 mm8.67 mm5.99 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG826673856
Side View
Table 66.0%Crown 47.6°Girdle: MED-STKPavilion 32.1°Culet: NoneDepth 66.8%

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 27
Current: $5,031 SGD|Low: $1,269 SGD|High: $8,437 SGD|Avg: $3,393 SGD|-1.0%
Rare Carat
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 31, 2026
Retailer 3$1,269 SGD
Retailer 10$1,476 SGD
Retailer 5$1,522 SGD
Retailer 15$1,540 SGD
Retailer 2$1,997 SGD
Retailer 14$2,113 SGD
Retailer 11$2,647 SGD
Retailer 13$2,667 SGD
Retailer 6$3,624 SGD
Retailer 8$3,957 SGD
Retailer 4$4,416 SGD
Retailer 9$4,462 SGD
Retailer 7$4,567 SGD
Retailer 12$4,957 SGD
Rare Carat$5,031 SGD

34 data points across 15 retailers

18 retailers$1,476 SGD to $5,031 SGD

Retailer 1
-
$1,134 SGD
$887 USD
Price last confirmed 16 days ago
Retailer 2
-
$1,234 SGD
$965 USD
View
Price last confirmed 19 days ago
Retailer 3
-
$1,315 SGD
$1,029 USD
View
Price last confirmed 29 days ago
A
Retailer 4
-
$1,476 SGD
£909 GBP
View
A
Retailer 5
-
$1,522 SGD
HK$9,300 HKD
View
A
Retailer 6
-
$1,540 SGD
$1,205 USD
View
A
Retailer 7
-
$1,997 SGD
€1,488 EUR
View
B+
Retailer 8
-
$2,113 SGD
$1,653 USD
View
Retailer 9
-
$2,647 SGD
ZAR 33,453 ZAR
View
Price last confirmed 8 days ago
B+
Retailer 10
-
$2,667 SGD
$2,086 USD
View
Retailer 11
-
$3,624 SGD
£2,232 GBP
View
Price last confirmed 16 days ago
Retailer 12
-
$3,698 SGD
$2,893 USD
View
Price last confirmed 16 days ago
B
Retailer 13
-
$3,957 SGD
$3,095 USD
View
B
Retailer 14
-
$4,416 SGD
View
B
Retailer 15
-
$4,462 SGD
$3,490 USD
View
B
Retailer 16
-
$4,567 SGD
$3,572 USD
View
Retailer 17
-
$4,957 SGD
£3,053 GBP
View
Price last confirmed 11 days ago
Most Expensive
B
Rare Carat
163784-BB · Oct 28
$5,031 SGD
$3,935 USD
View
17 more retailers have this diamond
Prices start from $1,476 SGDSave up to $3,555 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
5.99ct Radiant
$1,476 SGD