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Round|Lab Grown|IGI

1.00ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG739579235

Shape and cutting style on the report: Round brilliant

Certificate IGI LG739579235

Diamond specifications and retailer prices

From $202 SGD
$158 USD
As of October 29, 2026
Save $1,151 SGD (85%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $1,353 SGD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1ct lab-grown round diamond

This 1ct lab-grown round sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG739579235 or 739579235. Listed at 22 retailers as of October 29, 2026, with prices from $202 to $1,353, a $1,151 spread on the same certified stone. Reve Diamonds lists it at $1,353. 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

1.00
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG739579235
Dimensions6.43 × 6.46 × 3.94 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
6.43 mm6.46 mm1.00 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG739579235
Side View
Table 58.0%Crown 33°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 61.2%

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 29
Current: $438 SGD|Low: $199 SGD|High: $1,353 SGD|Avg: $541 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 6$202 SGD
Retailer 14$225 SGD
Retailer 10$234 SGD
Retailer 3$249 SGD
Retailer 15$249 SGD
Retailer 1$438 SGD
Retailer 2$454 SGD
Retailer 9$487 SGD
Retailer 13$560 SGD
Retailer 12$588 SGD
Retailer 11$613 SGD
Retailer 4$681 SGD
Retailer 7$803 SGD
Retailer 5$874 SGD
Retailer 8$1,175 SGD
Reve Diamonds$1,353 SGD

45 data points across 16 retailers

22 retailers$202 SGD to $1,353 SGD

Retailer 1
-
$199 SGD
$156 USD
Price last confirmed 38 days ago
A
Retailer 2
-
$202 SGD
$158 USD
View
A
Retailer 3
-
$225 SGD
$176 USD
View
Final sale: no returns
A
Retailer 4
-
$234 SGD
$183 USD
View
Retailer 5
-
$244 SGD
$191 USD
View
Price last confirmed 38 days ago
A
Retailer 6
-
$249 SGD
$195 USD
View
A
Retailer 7
-
$249 SGD
$195 USD
View
A
Retailer 8
-
$350 SGD
$274 USD
View
B+
Retailer 9
-
$438 SGD
£270 GBP
View
B+
Retailer 10
-
$454 SGD
$355 USD
View
B+
Retailer 11
-
$487 SGD
€363 EUR
View
Retailer 12
-
$518 SGD
$405 USD
View
Price last confirmed 88 days ago
B+
Retailer 13
-
$560 SGD
$438 USD
View
Retailer 14
-
$588 SGD
$460 USD
View
Price last confirmed 14 days ago
B+
Retailer 15
-
$613 SGD
A$738 AUD
View
B
Retailer 16
-
$681 SGD
$533 USD
View
Retailer 17
-
$762 SGD
$596 USD
View
Price last confirmed 38 days ago
Retailer 18
-
$796 SGD
$623 USD
View
Price last confirmed 39 days ago
B
Retailer 19
-
$803 SGD
$628 USD
View
B
Retailer 20
-
$874 SGD
$683 USD
View
B
Retailer 21
-
$1,175 SGD
£724 GBP
View
Most Expensive
B
Reve Diamonds
C2E712A44 · Oct 30
$1,353 SGD
$1,058 USD
View
21 more retailers have this diamond
Prices start from $202 SGDSave up to $1,151 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
1.00ct Round
$202 SGD