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Round|Lab Grown|IGI

0.99ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG704591642

Shape and cutting style on the report: Round brilliant

Certificate IGI LG704591642

Diamond specifications and retailer prices

From $210 SGD
$164 USD
As of October 29, 2026
Save $1,172 SGD (85%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,382 SGD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

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 LG704591642 or 704591642. Listed at 16 retailers as of October 29, 2026, with prices from $210 to $1,382, a $1,172 spread on the same certified stone. Reve Diamonds lists it at $1,382. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG704591642
Dimensions6.31 × 6.41 × 3.96 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.31 mm6.41 mm0.99 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG704591642
Side View
Table 56.0%Crown 34.9°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.2%

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: $460 SGD|Low: $165 SGD|High: $1,382 SGD|Avg: $600 SGD|+7.5%
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
Retailer 14
Retailer 15
Reve Diamonds
October 30, 2026
Retailer 10$210 SGD
Retailer 2$235 SGD
Retailer 11$244 SGD
Retailer 4$260 SGD
Retailer 13$379 SGD
Retailer 1$460 SGD
Retailer 3$469 SGD
Retailer 14$487 SGD
Retailer 9$506 SGD
Retailer 15$569 SGD
Retailer 7$654 SGD
Retailer 5$674 SGD
Retailer 12$715 SGD
Retailer 6$908 SGD
Retailer 8$1,224 SGD
Reve Diamonds$1,382 SGD

43 data points across 16 retailers

16 retailers$210 SGD to $1,382 SGD

A
Cheapest Retailer
-
$210 SGD
$164 USD
A
Retailer 2
-
$235 SGD
$183 USD
View
Final sale: no returns
A
Retailer 3
-
$244 SGD
$190 USD
View
A
Retailer 4
-
$260 SGD
$203 USD
View
A
Retailer 5
-
$379 SGD
$296 USD
View
A
Retailer 6
-
$460 SGD
£283 GBP
View
B+
Retailer 7
-
$469 SGD
$366 USD
View
Retailer 8
-
$487 SGD
$380 USD
View
Price last confirmed 12 days ago
B+
Retailer 9
-
$506 SGD
€376 EUR
View
B+
Retailer 10
-
$569 SGD
$444 USD
View
B+
Retailer 11
-
$654 SGD
$510 USD
View
B+
Retailer 12
-
$674 SGD
$526 USD
View
B+
Retailer 13
-
$715 SGD
A$858 AUD
View
B
Retailer 14
-
$908 SGD
$708 USD
View
B
Retailer 15
-
$1,224 SGD
£752 GBP
View
Most Expensive
B
Reve Diamonds
921A5D5F6 · Oct 30
$1,382 SGD
$1,078 USD
View
15 more retailers have this diamond
Prices start from $210 SGDSave up to $1,172 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
$210 SGD