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Round|Lab Grown|IGI

0.51ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG694586400

Shape and cutting style on the report: Round brilliant

Certificate IGI LG694586400

Diamond specifications and retailer prices

From $119 SGD
As of November 5, 2026
Save $971 SGD (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,090 SGD at Reve Diamonds · As of November 4, 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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG694586400 or 694586400. Listed at 17 retailers as of November 4, 2026, with prices from $119 to $1,090, a $971 spread on the same certified stone. Reve Diamonds lists it at $1,090. 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
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG694586400
Dimensions5.15 × 5.16 × 3.11 mm
L/W Ratio1.00
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
5.15 mm5.16 mm0.51 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG694586400
Side View
Table 60.0%Crown 34.2°Girdle: MediumPavilion 40.7°Culet: NoneDepth 60.2%

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: Nov 5
Current: $275 SGD|Low: $114 SGD|High: $1,091 SGD|Avg: $361 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
November 6, 2026
Retailer 5$119 SGD
Retailer 12$133 SGD
Retailer 7$138 SGD
Retailer 2$157 SGD
Retailer 14$157 SGD
Retailer 8$192 SGD
Retailer 1$275 SGD
Retailer 10$308 SGD
Retailer 15$309 SGD
Retailer 6$319 SGD
Retailer 13$445 SGD
Retailer 4$475 SGD
Retailer 9$530 SGD
Retailer 3$551 SGD
Retailer 11$1,086 SGD
Reve Diamonds$1,090 SGD

43 data points across 16 retailers

17 retailers$119 SGD to $1,090 SGD

A
Cheapest Retailer
-
$119 SGD
A
Retailer 2
-
$133 SGD
View
Final sale: no returns
A
Retailer 3
-
$138 SGD
View
Retailer 4
-
$157 SGD
View
Price last confirmed 12 days ago
A
Retailer 5
-
$157 SGD
View
A
Retailer 6
-
$192 SGD
View
A
Retailer 7
-
$275 SGD
View
B+
Retailer 8
-
$308 SGD
View
B+
Retailer 9
-
$309 SGD
View
B+
Retailer 10
-
$319 SGD
View
B+
Retailer 11
-
$347 SGD
View
B+
Retailer 12
-
$445 SGD
View
B+
Retailer 13
-
$475 SGD
View
B
Retailer 14
-
$530 SGD
View
B
Retailer 15
-
$551 SGD
View
B
Retailer 16
-
$1,086 SGD
View
Most Expensive
B
Reve Diamonds
FFCE2DF10 · Nov 4
$1,090 SGD
$853 USD
View
16 more retailers have this diamond
Prices start from $119 SGDSave up to $971 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
$119 SGD