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Oval|Lab Grown|IGI

1.21ct D IF Oval Lab Grown Diamond

EX • D/IF • IGI LG776609259

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG776609259

Diamond specifications and retailer prices

From $275 SGD
$215 USD
As of November 1, 2026
Save $2,014 SGD (88%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $2,289 SGD at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

About this 1.21ct lab-grown oval diamond

This 1.21ct lab-grown oval sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG776609259 or 776609259. Listed at 21 retailers as of November 1, 2026, with prices from $275 to $2,289, a $2,014 spread on the same certified stone. Brilliant Earth lists it at $2,289. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG776609259
Dimensions8.64 × 6.04 × 3.72 mm
L/W Ratio1.43
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
8.64 mm6.04 mm1.21 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG776609259
Side View
Table 58.0%Crown 34.3°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 61.6%

Caratlytics Score

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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: Nov 1
Current: $2,289 SGD|Low: $275 SGD|High: $2,839 SGD|Avg: $912 SGD|-19.4%
Brilliant Earth
Retailer 2
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Retailer 6
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Retailer 11
Retailer 12
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Retailer 20
November 3, 2026
Retailer 20$275 SGD
Retailer 10$306 SGD
Retailer 6$318 SGD
Retailer 3$340 SGD
Retailer 17$555 SGD
Retailer 12$584 SGD
Retailer 15$588 SGD
Retailer 2$631 SGD
Retailer 8$747 SGD
Retailer 18$771 SGD
Retailer 13$834 SGD
Retailer 14$880 SGD
Retailer 9$968 SGD
Retailer 5$1,096 SGD
Retailer 4$1,108 SGD
Retailer 11$1,163 SGD
Retailer 7$1,325 SGD
Retailer 16$1,366 SGD
Retailer 19$1,591 SGD
Brilliant Earth$2,289 SGD

42 data points across 20 retailers

21 retailers$275 SGD to $2,289 SGD

A
Cheapest Retailer
-
$275 SGD
$215 USD
A
Retailer 2
-
$306 SGD
$239 USD
View
Final sale: no returns
A
Retailer 3
-
$318 SGD
$249 USD
View
A
Retailer 4
-
$340 SGD
$266 USD
View
A
Retailer 5
-
$555 SGD
€413 EUR
View
A
Retailer 6
-
$584 SGD
$457 USD
View
A
Retailer 7
-
$588 SGD
ZAR 7,432 ZAR
View
A
Retailer 8
-
$631 SGD
£389 GBP
View
A
Retailer 9
-
$747 SGD
$584 USD
View
A
Retailer 10
-
$771 SGD
A$928 AUD
View
A
Retailer 11
-
$834 SGD
A$1,003 AUD
View
B+
Retailer 12
-
$880 SGD
$688 USD
View
B+
Retailer 13
-
$968 SGD
$757 USD
View
B+
Retailer 14
-
$1,096 SGD
$857 USD
View
B+
Retailer 15
-
$1,108 SGD
View
B+
Retailer 16
-
$1,163 SGD
$910 USD
View
B+
Retailer 17
-
$1,325 SGD
£816 GBP
View
B+
Retailer 18
-
$1,366 SGD
£841 GBP
View
B
Retailer 19
-
$1,591 SGD
A$1,914 AUD
View
Retailer 20
-
$1,976 SGD
$1,545 USD
View
Price last confirmed 13 days ago
Most Expensive
B
Brilliant Earth
18180993A · Nov 3
$2,289 SGD
$1,790 USD
View
20 more retailers have this diamond
Prices start from $275 SGDSave up to $2,014 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
$275 SGD