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Oval|Lab Grown|IGI

1.23ct E VS1 Oval Lab Grown Diamond

EX • E/VS1 • IGI LG771655418

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG771655418

Diamond specifications and retailer prices

From $275 SGD
$215 USD
As of October 29, 2026
Save $1,238 SGD (82%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,513 SGD at MOH London · As of October 25, 2026
View at MOH London

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 LG771655418 or 771655418. Listed at 16 retailers as of October 25, 2026, with prices from $275 to $1,513, a $1,238 spread on the same certified stone. MOH London lists it at $1,513. 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 angle35.8°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG771655418
Dimensions8.35 × 6.07 × 3.80 mm
L/W Ratio1.38
Girdle conditionFaceted
Culet sizePointed
Top View
8.35 mm6.07 mm1.23 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG771655418
Side View
Table 62.0%Crown 35.8°Girdle: STK-THKPavilion 40.4°Culet: NoneDepth 62.6%

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: $1,513 SGD|Low: $275 SGD|High: $1,529 SGD|Avg: $711 SGD|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 31, 2026
Retailer 11$275 SGD
Retailer 3$308 SGD
Retailer 9$341 SGD
Retailer 12$341 SGD
Retailer 6$406 SGD
Retailer 5$582 SGD
Retailer 13$584 SGD
Retailer 7$586 SGD
Retailer 2$632 SGD
Retailer 8$833 SGD
Retailer 10$1,101 SGD
Retailer 4$1,208 SGD
MOH London$1,513 SGD

42 data points across 13 retailers

16 retailers$275 SGD to $1,513 SGD

Retailer 1
-
$275 SGD
$215 USD
Price last confirmed 10 days ago
A
Retailer 2
-
$275 SGD
$215 USD
View
A
Retailer 3
-
$308 SGD
$241 USD
View
Final sale: no returns
Retailer 4
-
$320 SGD
$250 USD
View
Price last confirmed 11 days ago
A
Retailer 5
-
$341 SGD
$267 USD
View
Retailer 6
-
$341 SGD
$267 USD
View
Price last confirmed 12 days ago
A
Retailer 7
-
$406 SGD
£250 GBP
View
A
Retailer 8
-
$582 SGD
$455 USD
View
A
Retailer 9
-
$584 SGD
$457 USD
View
A
Retailer 10
-
$586 SGD
ZAR 7,407 ZAR
View
A
Retailer 11
-
$632 SGD
£389 GBP
View
B+
Retailer 12
-
$833 SGD
A$1,003 AUD
View
B
Retailer 13
-
$1,088 SGD
$851 USD
View
Retailer 14
-
$1,097 SGD
$858 USD
View
Price last confirmed 13 days ago
B
Retailer 15
-
$1,101 SGD
$861 USD
View
Most Expensive
B
MOH London
LG771655418 · Oct 25
$1,513 SGD
£932 GBP
View
15 more retailers have this diamond
Prices start from $275 SGDSave up to $1,238 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
$275 SGD