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Round|Lab Grown|IGI

5.90ct D VS1 Round Lab Grown Diamond

EX • D/VS1 • IGI LG813647159

Shape and cutting style on the report: Round brilliant

Certificate IGI LG813647159

Diamond specifications and retailer prices

From $1,618 SGD
$1,266 USD
As of October 29, 2026
Save $11,153 SGD (87%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $12,771 SGD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 5.9ct lab-grown round diamond

This 5.9ct lab-grown round 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 LG813647159 or 813647159. Listed at 15 retailers as of October 29, 2026, with prices from $1,618 to $12,771, a $11,153 spread on the same certified stone. Brilliant Earth lists it at $12,771. 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

5.90
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG813647159
Dimensions11.55 × 11.63 × 6.96 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.55 mm11.63 mm5.90 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG813647159
Side View
Table 62.0%Crown 33.3°Girdle: Slightly ThickPavilion 40.8°Culet: NoneDepth 60.0%

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: $12,771 SGD|Low: $1,618 SGD|High: $21,720 SGD|Avg: $5,833 SGD|-41.2%
Brilliant Earth
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
October 30, 2026
Retailer 6$1,618 SGD
Retailer 12$1,760 SGD
Retailer 14$2,416 SGD
Retailer 9$2,470 SGD
Retailer 2$3,001 SGD
Retailer 3$3,499 SGD
Retailer 10$3,503 SGD
Retailer 4$3,518 SGD
Retailer 8$3,801 SGD
Retailer 13$5,157 SGD
Retailer 7$6,040 SGD
Retailer 5$8,112 SGD
Retailer 11$9,461 SGD
Brilliant Earth$12,771 SGD

28 data points across 14 retailers

15 retailers$1,618 SGD to $12,771 SGD

A
Cheapest Retailer
-
$1,618 SGD
$1,266 USD
A
Retailer 2
-
$1,760 SGD
$1,377 USD
View
A
Retailer 3
-
$2,416 SGD
$1,890 USD
View
Retailer 4
-
$2,470 SGD
£1,521 GBP
View
Price last confirmed 14 days ago
B+
Retailer 5
-
$3,001 SGD
€2,236 EUR
View
B+
Retailer 6
-
$3,499 SGD
$2,737 USD
View
B
Retailer 7
-
$3,503 SGD
$2,740 USD
View
B+
Retailer 8
-
$3,518 SGD
$2,752 USD
View
Retailer 9
-
$3,801 SGD
A$4,574 AUD
View
Price last confirmed 9 days ago
B
Retailer 10
-
$5,157 SGD
$4,034 USD
View
B
Retailer 11
-
$5,350 SGD
$4,185 USD
View
B
Retailer 12
-
$6,040 SGD
£3,720 GBP
View
Retailer 13
-
$8,112 SGD
View
Price last confirmed 18 days ago
B
Retailer 14
-
$9,461 SGD
$7,401 USD
View
Most Expensive
B
Brilliant Earth
20812698A · Oct 30
$12,771 SGD
$9,990 USD
View
14 more retailers have this diamond
Prices start from $1,618 SGDSave up to $11,153 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
5.90ct Round
$1,618 SGD