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Round|Lab Grown|IGI

1.21ct D VS1 Round Lab Grown Diamond

EX • D/VS1 • IGI LG619436932

Shape and cutting style on the report: Round brilliant

Certificate IGI LG619436932

Diamond specifications and retailer prices

From $164 USD
As of October 29, 2026
Save $1,406 USD (90%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $1,570 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.21ct lab-grown round diamond

This 1.21ct lab-grown round sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG619436932 or 619436932. Listed at 22 retailers as of October 29, 2026, with prices from $164 to $1,570, a $1,406 spread on the same certified stone. Do Amore Diamonds lists it at $1,570. 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
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG619436932
Dimensions6.78 × 6.76 × 4.24 mm
L/W Ratio1.00
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
6.78 mm6.76 mm1.21 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG619436932
Side View
Table 56.0%Crown 36.2°Girdle: MediumPavilion 40.6°Culet: NoneDepth 62.6%

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: Oct 29
Current: $1,570 USD|Low: $164 USD|High: $1,690 USD|Avg: $536 USD|-7.1%
Do Amore Diamonds
Retailer 2
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October 29, 2026
Retailer 17$164 USD
Retailer 5$183 USD
Retailer 18$190 USD
Retailer 16$203 USD
Retailer 19$203 USD
Retailer 9$274 USD
Retailer 10$299 USD
Retailer 4$383 USD
Retailer 14$385 USD
Retailer 2$402 USD
Retailer 7$453 USD
Retailer 20$505 USD
Retailer 12$525 USD
Retailer 15$547 USD
Retailer 6$567 USD
Retailer 3$721 USD
Retailer 11$895 USD
Retailer 13$1,054 USD
Retailer 8$1,081 USD
Do Amore Diamonds$1,570 USD

34 data points across 20 retailers

22 retailers$164 USD to $1,570 USD

A
Cheapest Retailer
-
$164 USD
A
Retailer 2
-
$183 USD
View
Final sale: no returns
A
Retailer 3
-
$190 USD
View
A
Retailer 4
-
$203 USD
View
A
Retailer 5
-
$203 USD
View
Price last confirmed 12 days ago
B+
Retailer 6
-
$274 USD
View
A
Retailer 7
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$299 USD
View
A
Retailer 8
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$333 USD
HK$2,600 HKD
View
Price last confirmed 55 days ago
A
Retailer 9
-
$383 USD
£301 GBP
View
Price last confirmed 12 days ago
A
Retailer 10
-
$385 USD
ZAR 6,224 ZAR
View
A
Retailer 11
-
$402 USD
£317 GBP
View
B+
Retailer 12
-
$453 USD
View
B+
Retailer 13
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$505 USD
View
Price last confirmed 11 days ago
B+
Retailer 14
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$525 USD
A$808 AUD
View
B+
Retailer 15
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$547 USD
A$842 AUD
View
B+
Retailer 16
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$567 USD
View
B+
Retailer 17
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$721 USD
View
Price last confirmed 11 days ago
B
Retailer 18
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$895 USD
View
B
Retailer 19
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$945 USD
£744 GBP
View
Price last confirmed 23 days ago
B
Retailer 20
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$1,054 USD
£830 GBP
View
B
Retailer 21
-
$1,081 USD
View
Most Expensive
B
Do Amore Diamonds
27-1DF09DF57 · Oct 29
$1,570 USD
View
21 more retailers have this diamond
Prices start from $164 USDSave up to $1,406 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 Round
$164 USD