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Oval|Lab Grown|IGI

1.23ct E FL Oval Lab Grown Diamond

ID • E/FL • IGI LG836620697

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG836620697

Diamond specifications and retailer prices

From $307 SGD
$240 USD
As of October 29, 2026
Save $2,301 SGD (88%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,870 SGD at Rare Carat · As of October 21, 2026
View at Rare Carat

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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG836620697 or 836620697. Listed at 17 retailers as of October 29, 2026, with a 750% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836620697
Dimensions8.90 × 6.03 × 3.66 mm
L/W Ratio1.48
Girdle conditionFaceted
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
8.90 mm6.03 mm1.23 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836620697
Side View
Table 61.0%Crown 33.7°Girdle: STK-THKPavilion 40.6°Culet: NoneDepth 60.7%

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: $2,870 SGD|Low: $306 SGD|High: $3,861 SGD|Avg: $1,089 SGD|-1.3%
Rare Carat
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
Retailer 16
Retailer 17
Retailer 18
October 30, 2026
Retailer 18$307 SGD
Retailer 4$343 SGD
Retailer 15$355 SGD
Retailer 7$380 SGD
Retailer 13$380 SGD
Retailer 16$642 SGD
Retailer 8$650 SGD
Retailer 12$653 SGD
Retailer 11$719 SGD
Retailer 3$1,030 SGD
Retailer 6$1,221 SGD
Retailer 17$1,226 SGD
Retailer 9$1,271 SGD
Retailer 5$1,288 SGD
Retailer 10$1,392 SGD
Retailer 14$1,525 SGD
Retailer 2$2,608 SGD
Rare Carat$2,870 SGD

36 data points across 18 retailers

17 retailers$307 SGD to $2,608 SGD

A
Cheapest Retailer
-
$307 SGD
$240 USD
A
Retailer 2
-
$343 SGD
$268 USD
View
Final sale: no returns
A
Retailer 3
-
$355 SGD
$278 USD
View
A
Retailer 4
-
$380 SGD
$297 USD
View
A
Retailer 5
-
$380 SGD
$297 USD
View
A
Retailer 6
-
$642 SGD
$502 USD
View
A
Retailer 7
-
$653 SGD
ZAR 8,250 ZAR
View
A
Retailer 8
-
$719 SGD
£443 GBP
View
B+
Retailer 9
-
$1,030 SGD
$806 USD
View
B+
Retailer 10
-
$1,221 SGD
$955 USD
View
B+
Retailer 11
-
$1,226 SGD
$959 USD
View
B+
Retailer 12
-
$1,271 SGD
View
B+
Retailer 13
-
$1,288 SGD
$1,008 USD
View
B+
Retailer 14
-
$1,381 SGD
$1,080 USD
View
B+
Retailer 15
-
$1,525 SGD
£939 GBP
View
B
Retailer 16
-
$2,608 SGD
$2,040 USD
View
Most Expensive
Rare Carat
JH-241664 · Oct 21
$2,870 SGD
$2,245 USD
View
Price last confirmed 9 days ago
16 more retailers have this diamond
Prices start from $307 SGDSave up to $2,301 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
$307 SGD