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Round|Lab Grown|IGI

0.99ct D SI1 Round Lab Grown Diamond

EX • D/SI1 • IGI LG805671868

Shape and cutting style on the report: Round brilliant

Certificate IGI LG805671868

Diamond specifications and retailer prices

From $179 SGD
$140 USD
As of October 26, 2026
Save $862 SGD (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,041 SGD at MOH London · As of October 26, 2026
View at MOH London

About this 0.99ct lab-grown round diamond

This 0.99ct lab-grown round sits in the just-under-one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG805671868 or 805671868. Listed at 16 retailers as of October 26, 2026, with prices from $179 to $1,041, a $862 spread on the same certified stone. MOH London lists it at $1,041. 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

0.99
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle33.5°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805671868
Dimensions6.36 × 6.30 × 3.85 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
6.36 mm6.30 mm0.99 ctD / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG805671868
Side View
Table 61.0%Crown 33.5°Girdle: STK-THKPavilion 40°Culet: NoneDepth 60.7%

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 26
Current: $1,041 SGD|Low: $174 SGD|High: $1,073 SGD|Avg: $460 SGD|-2.0%
MOH London
Retailer 2
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Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
October 29, 2026
Retailer 17$179 SGD
Retailer 4$201 SGD
Retailer 3$208 SGD
Retailer 15$222 SGD
Retailer 10$245 SGD
Retailer 13$377 SGD
Retailer 14$378 SGD
Retailer 2$380 SGD
Retailer 6$414 SGD
Retailer 12$428 SGD
Retailer 7$473 SGD
Retailer 8$534 SGD
Retailer 5$562 SGD
Retailer 11$606 SGD
Retailer 9$678 SGD
Retailer 16$715 SGD
MOH London$1,041 SGD

41 data points across 17 retailers

16 retailers$179 SGD to $1,041 SGD

A
Cheapest Retailer
-
$179 SGD
$140 USD
A
Retailer 2
-
$208 SGD
$163 USD
View
Retailer 3
-
$222 SGD
$174 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
$245 SGD
HK$1,500 HKD
View
A
Retailer 5
-
$377 SGD
£232 GBP
View
A
Retailer 6
-
$378 SGD
$296 USD
View
A
Retailer 7
-
$380 SGD
€283 EUR
View
B+
Retailer 8
-
$414 SGD
$324 USD
View
A
Retailer 9
-
$428 SGD
£264 GBP
View
Retailer 10
-
$473 SGD
$370 USD
View
Price last confirmed 12 days ago
B+
Retailer 11
-
$534 SGD
$418 USD
View
B+
Retailer 12
-
$562 SGD
$440 USD
View
B+
Retailer 13
-
$606 SGD
View
B
Retailer 14
-
$678 SGD
$530 USD
View
B+
Retailer 15
-
$715 SGD
$559 USD
View
Most Expensive
B
MOH London
LG805671868 · Oct 26
$1,041 SGD
£641 GBP
View
15 more retailers have this diamond
Prices start from $179 SGDSave up to $862 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
0.99ct Round
$179 SGD