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Oval|Lab Grown|IGI

1.21ct E FL Oval Lab Grown Diamond

ID • E/FL • IGI LG816610561

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG816610561

Diamond specifications and retailer prices

From $336 SGD
$263 USD
As of October 30, 2026
Save $2,374 SGD (88%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,825 SGD at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 1.21ct lab-grown oval diamond

This 1.21ct 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 LG816610561 or 816610561. Listed at 19 retailers as of October 30, 2026, with a 706% 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

1.21
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816610561
Dimensions8.65 × 6.06 × 3.70 mm
L/W Ratio1.43
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
8.65 mm6.06 mm1.21 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816610561
Side View
Table 61.0%Crown 34.5°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 61.1%

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 30
Current: $2,825 SGD|Low: $214 SGD|High: $3,925 SGD|Avg: $1,111 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
October 31, 2026
Retailer 8$214 SGD
Retailer 15$336 SGD
Retailer 6$386 SGD
Retailer 7$391 SGD
Retailer 11$527 SGD
Retailer 13$643 SGD
Retailer 5$647 SGD
Retailer 10$708 SGD
Retailer 16$817 SGD
Retailer 2$977 SGD
Retailer 14$998 SGD
Retailer 4$1,270 SGD
Retailer 3$1,503 SGD
Retailer 12$1,674 SGD
Retailer 9$2,710 SGD
Rare Carat$2,825 SGD

33 data points across 16 retailers

19 retailers$336 SGD to $2,710 SGD

Retailer 1
-
$316 SGD
$247 USD
Price last confirmed 37 days ago
Retailer 2
-
$316 SGD
$247 USD
View
Price last confirmed 20 days ago
A
Retailer 3
-
$336 SGD
$263 USD
View
Final sale: no returns
Retailer 4
-
$366 SGD
$286 USD
View
Price last confirmed 35 days ago
Retailer 5
-
$386 SGD
$302 USD
View
Price last confirmed 35 days ago
Retailer 6
-
$391 SGD
$306 USD
View
Price last confirmed 18 days ago
Retailer 7
-
$391 SGD
$306 USD
View
Price last confirmed 28 days ago
A
Retailer 8
-
$527 SGD
$412 USD
View
A
Retailer 9
-
$643 SGD
ZAR 8,130 ZAR
View
A
Retailer 10
-
$708 SGD
£436 GBP
View
B+
Retailer 11
-
$817 SGD
$639 USD
View
B+
Retailer 12
-
$977 SGD
$764 USD
View
B+
Retailer 13
-
$998 SGD
$781 USD
View
Retailer 14
-
$1,257 SGD
$983 USD
View
Price last confirmed 23 days ago
B+
Retailer 15
-
$1,270 SGD
$994 USD
View
B+
Retailer 16
-
$1,503 SGD
£926 GBP
View
B
Retailer 17
-
$1,674 SGD
$1,309 USD
View
B
Retailer 18
-
$2,710 SGD
$2,120 USD
View
Most Expensive
Rare Carat
C431-30A · Oct 21
$2,825 SGD
$2,210 USD
View
Price last confirmed 9 days ago
18 more retailers have this diamond
Prices start from $336 SGDSave up to $2,374 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
1.21ct Oval
$336 SGD