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Round|Lab Grown|IGI

0.51ct D SI1 Round Lab Grown Diamond

EX • D/SI1 • IGI LG707549316

Shape and cutting style on the report: Round brilliant

Certificate IGI LG707549316

Diamond specifications and retailer prices

From $156 SGD
$122 USD
As of October 25, 2026
Save $932 SGD (86%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,088 SGD at Reve Diamonds · As of October 25, 2026
View at Reve Diamonds

About this 0.51ct lab-grown round diamond

This 0.51ct lab-grown round sits in the half to three-quarter carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG707549316 or 707549316. Listed at 15 retailers as of October 25, 2026, with prices from $156 to $1,088, a $932 spread on the same certified stone. Reve Diamonds lists it at $1,088. 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

0.51
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.3°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG707549316
Dimensions5.16 × 5.19 × 3.11 mm
L/W Ratio1.01
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
5.16 mm5.19 mm0.51 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG707549316
Side View
Table 60.0%Crown 32.3°Girdle: MED-STKPavilion 41°Culet: NoneDepth 60.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 25
Current: $297 SGD|Low: $92 SGD|High: $1,088 SGD|Avg: $376 SGD|+4.7%
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 27, 2026
Retailer 3$119 SGD
Retailer 15$133 SGD
Retailer 5$137 SGD
Retailer 12$156 SGD
Retailer 13$156 SGD
Retailer 10$211 SGD
Retailer 8$256 SGD
Retailer 1$297 SGD
Retailer 6$306 SGD
Retailer 7$332 SGD
Retailer 14$340 SGD
Retailer 11$444 SGD
Retailer 4$472 SGD
Retailer 2$547 SGD
Retailer 9$1,080 SGD
Reve Diamonds$1,088 SGD

39 data points across 16 retailers

15 retailers$156 SGD to $1,088 SGD

Retailer 1
-
$119 SGD
$93 USD
Price last confirmed 8 days ago
Retailer 2
-
$137 SGD
$107 USD
View
Price last confirmed 7 days ago
Retailer 3
-
$156 SGD
$122 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
$156 SGD
$122 USD
View
Retailer 5
-
$211 SGD
$165 USD
View
Price last confirmed 9 days ago
A
Retailer 6
-
$256 SGD
£158 GBP
View
A
Retailer 7
-
$297 SGD
€221 EUR
View
B+
Retailer 8
-
$306 SGD
$239 USD
View
B+
Retailer 9
-
$332 SGD
$260 USD
View
B+
Retailer 10
-
$340 SGD
$266 USD
View
B+
Retailer 11
-
$444 SGD
$347 USD
View
B+
Retailer 12
-
$472 SGD
$369 USD
View
B
Retailer 13
-
$547 SGD
$428 USD
View
B
Retailer 14
-
$1,080 SGD
£665 GBP
View
Most Expensive
B
Reve Diamonds
32AEC2105 · Oct 25
$1,088 SGD
$851 USD
View
14 more retailers have this diamond
Prices start from $156 SGDSave up to $932 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
0.51ct Round
$156 SGD