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Round|Lab Grown|IGI

5.08ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG648461356

Shape and cutting style on the report: Round brilliant

Certificate IGI LG648461356

Diamond specifications and retailer prices

From $968 SGD
$757 USD
As of October 29, 2026
Save $5,111 SGD (84%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $8,310 SGD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 5.08ct lab-grown round diamond

This 5.08ct lab-grown round sits in the over five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG648461356 or 648461356. Listed at 21 retailers as of October 28, 2026, with a 528% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

5.08
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG648461356
Dimensions11.18 × 11.14 × 6.66 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.18 mm11.14 mm5.08 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG648461356
Side View
Table 59.0%Crown 33.8°Girdle: MediumPavilion 40.6°Culet: NoneDepth 59.7%

Caratlytics Score

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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: $8,310 SGD|Low: $929 SGD|High: $10,790 SGD|Avg: $2,903 SGD|-23.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 30, 2026
Retailer 4$968 SGD
Retailer 2$971 SGD
Retailer 5$1,122 SGD
Retailer 14$1,325 SGD
Retailer 11$1,349 SGD
Retailer 7$1,713 SGD
Retailer 9$1,792 SGD
Retailer 6$1,818 SGD
Retailer 12$2,358 SGD
Retailer 13$2,669 SGD
Retailer 3$3,851 SGD
Retailer 8$4,229 SGD
Retailer 10$6,079 SGD
Brilliant Earth$8,310 SGD

36 data points across 14 retailers

21 retailers$968 SGD to $6,079 SGD

A
Cheapest Retailer
-
$968 SGD
$757 USD
A
Retailer 2
-
$971 SGD
£598 GBP
View
A
Retailer 3
-
$1,052 SGD
$823 USD
View
A
Retailer 4
-
$1,084 SGD
$848 USD
View
Final sale: no returns
A
Retailer 5
-
$1,122 SGD
$878 USD
View
Retailer 6
-
$1,122 SGD
$878 USD
View
Price last confirmed 18 days ago
A
Retailer 7
-
$1,325 SGD
HK$8,100 HKD
View
A
Retailer 8
-
$1,349 SGD
$1,055 USD
View
B+
Retailer 9
-
$1,626 SGD
$1,272 USD
View
B+
Retailer 10
-
$1,713 SGD
£1,055 GBP
View
B+
Retailer 11
-
$1,792 SGD
€1,335 EUR
View
B+
Retailer 12
-
$1,818 SGD
$1,422 USD
View
B+
Retailer 13
-
$2,358 SGD
A$2,838 AUD
View
B+
Retailer 14
-
$2,478 SGD
$1,938 USD
View
Retailer 15
-
$2,669 SGD
$2,088 USD
View
Price last confirmed 11 days ago
B
Retailer 16
-
$3,155 SGD
$2,468 USD
View
B
Retailer 17
-
$3,444 SGD
$2,694 USD
View
B
Retailer 18
-
$3,851 SGD
View
B
Retailer 19
-
$4,229 SGD
£2,605 GBP
View
B
Retailer 20
-
$6,079 SGD
$4,755 USD
View
Most Expensive
Brilliant Earth
18430828A · Oct 30
$8,310 SGD
$6,500 USD
View
Price under review
20 more retailers have this diamond
Prices start from $968 SGDSave up to $5,111 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
5.08ct Round
$968 SGD