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Oval|Lab Grown|IGI

1.23ct E VS1 Oval Lab Grown Diamond

EX • E/VS1 • IGI LG631465559

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG631465559

Diamond specifications and retailer prices

From $344 SGD
$269 USD
As of October 30, 2026
Save $1,349 SGD (80%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,693 SGD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.23ct lab-grown oval diamond

This 1.23ct lab-grown oval sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG631465559 or 631465559. Listed at 18 retailers as of October 30, 2026, with prices from $344 to $1,693, a $1,349 spread on the same certified stone. Reve Diamonds lists it at $1,693. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG631465559
Dimensions8.62 × 6.10 × 3.68 mm
L/W Ratio1.41
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
8.62 mm6.10 mm1.23 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG631465559
Side View
Table 59.0%Crown 35.3°Girdle: MED-THKPavilion 39.4°Culet: NoneDepth 60.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $724 SGD|Low: $308 SGD|High: $1,693 SGD|Avg: $678 SGD|+4.6%
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
Reve Diamonds
October 31, 2026
Retailer 3$308 SGD
Retailer 13$344 SGD
Retailer 4$377 SGD
Retailer 11$382 SGD
Retailer 9$425 SGD
Retailer 6$480 SGD
Retailer 5$593 SGD
Retailer 12$644 SGD
Retailer 7$656 SGD
Retailer 2$688 SGD
Retailer 1$724 SGD
Retailer 10$1,232 SGD
Retailer 8$1,539 SGD
Reve Diamonds$1,693 SGD

35 data points across 14 retailers

18 retailers$344 SGD to $1,693 SGD

Retailer 1
-
$308 SGD
$241 USD
Price last confirmed 38 days ago
Retailer 2
-
$308 SGD
$241 USD
View
Price last confirmed 32 days ago
A
Retailer 3
-
$344 SGD
$269 USD
View
Final sale: no returns
Retailer 4
-
$358 SGD
$280 USD
View
Price last confirmed 36 days ago
Retailer 5
-
$377 SGD
$295 USD
View
Price last confirmed 36 days ago
Retailer 6
-
$377 SGD
$295 USD
View
Price last confirmed 31 days ago
Retailer 7
-
$425 SGD
HK$2,600 HKD
View
Price last confirmed 10 days ago
A
Retailer 8
-
$480 SGD
£296 GBP
View
A
Retailer 9
-
$593 SGD
$464 USD
View
A
Retailer 10
-
$644 SGD
$504 USD
View
A
Retailer 11
-
$656 SGD
ZAR 8,294 ZAR
View
A
Retailer 12
-
$688 SGD
$538 USD
View
B+
Retailer 13
-
$724 SGD
£446 GBP
View
Retailer 14
-
$1,229 SGD
$961 USD
View
Price last confirmed 31 days ago
B
Retailer 15
-
$1,232 SGD
$964 USD
View
B
Retailer 16
-
$1,295 SGD
$1,013 USD
View
Retailer 17
-
$1,539 SGD
£948 GBP
View
Price last confirmed 12 days ago
Most Expensive
B
Reve Diamonds
D2C3E1D7F · Oct 30
$1,693 SGD
$1,324 USD
View
17 more retailers have this diamond
Prices start from $344 SGDSave up to $1,349 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
1.23ct Oval
$344 SGD