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Oval|Lab Grown|IGI

1.21ct D FL Oval Lab Grown Diamond

EX • D/FL • IGI LG773639293

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG773639293

Diamond specifications and retailer prices

From $255 USD
As of November 1, 2026
Save $3,215 USD (93%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $3,470 USD at Brilliant Earth · As of November 1, 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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG773639293 or 773639293. Listed at 26 retailers as of November 1, 2026, with prices from $255 to $3,470, a $3,215 spread on the same certified stone. Brilliant Earth lists it at $3,470. 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
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG773639293
Dimensions8.71 × 5.91 × 3.76 mm
L/W Ratio1.47
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
8.71 mm5.91 mm1.21 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG773639293
Side View
Table 58.0%Crown 36.1°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 63.6%

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: $3,470 USD|Low: $255 USD|High: $3,470 USD|Avg: $1,126 USD
Brilliant Earth
Retailer 2
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November 2, 2026
Retailer 24$255 USD
Retailer 10$286 USD
Retailer 22$296 USD
Retailer 12$317 USD
Retailer 15$317 USD
Retailer 5$423 USD
Retailer 9$459 USD
Retailer 19$475 USD
Retailer 20$551 USD
Retailer 3$602 USD
Retailer 13$603 USD
Retailer 2$617 USD
Retailer 8$643 USD
Retailer 23$973 USD
Retailer 4$1,124 USD
Retailer 14$1,218 USD
Retailer 16$1,290 USD
Retailer 11$1,356 USD
Retailer 7$1,368 USD
Retailer 21$1,403 USD
Retailer 18$1,410 USD
Retailer 6$2,270 USD
Retailer 17$2,342 USD
Retailer 25$2,575 USD
Brilliant Earth$3,470 USD

41 data points across 25 retailers

26 retailers$255 USD to $3,470 USD

A
Cheapest Retailer
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$255 USD
A
Retailer 2
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$286 USD
View
Final sale: no returns
A
Retailer 3
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$296 USD
View
Retailer 4
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$317 USD
View
Price last confirmed 8 days ago
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Retailer 5
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$317 USD
View
A
Retailer 6
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$423 USD
View
A
Retailer 7
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$459 USD
View
A
Retailer 8
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$475 USD
View
Retailer 9
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$551 USD
€525 EUR
View
Price last confirmed 8 days ago
A
Retailer 10
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$602 USD
View
A
Retailer 11
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$603 USD
ZAR 9,738 ZAR
View
A
Retailer 12
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$617 USD
£486 GBP
View
B+
Retailer 13
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$643 USD
View
B+
Retailer 14
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$973 USD
View
B+
Retailer 15
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$1,092 USD
View
B+
Retailer 16
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$1,124 USD
View
B
Retailer 17
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$1,218 USD
View
B
Retailer 18
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$1,290 USD
View
B
Retailer 19
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$1,356 USD
£1,068 GBP
View
B
Retailer 20
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$1,368 USD
View
Retailer 21
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$1,403 USD
£1,105 GBP
View
Price last confirmed 8 days ago
B
Retailer 22
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$1,410 USD
View
B
Retailer 23
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$2,270 USD
View
B
Retailer 24
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$2,342 USD
View
Retailer 25
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$2,575 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Brilliant Earth
18741406A · Nov 1
$3,470 USD
View
25 more retailers have this diamond
Prices start from $255 USDSave up to $3,215 USD

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
$255 USD