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Marquise|Lab Grown|IGI

1.21ct D VS1 Marquise Lab Grown Diamond

ID • D/VS1 • IGI LG683563594

Certificate IGI LG683563594

Diamond specifications and retailer prices

From $196 USD
Save $1,304 USD (87%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $1,500 USD at Do Amore Diamonds
View at Do Amore Diamonds

About this 1.21ct lab-grown marquise diamond

This 1.21ct lab-grown marquise 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 LG683563594 or 683563594. Listed at 26 retailers, with prices from $196 to $1,500 at Do Amore Diamonds, a $1,304 spread on the same certified stone. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG683563594
Dimensions11.33 × 5.53 × 3.38 mm
L/W Ratio2.05
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.33 mm5.53 mm1.21 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG683563594
Side View
Table 61.0%Crown 34.3°Girdle: MED-STKPavilion 39.6°Culet: NoneDepth 61.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Sep 30
Current: $1,500 USD|Low: $196 USD|High: $1,500 USD|Avg: $621 USD
Do Amore Diamonds
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Retailer 26
October 1, 2026
Retailer 22$196 USD
Retailer 17$218 USD
Retailer 26$228 USD
Retailer 8$240 USD
Retailer 7$243 USD
Retailer 9$328 USD
Retailer 14$354 USD
Retailer 6$361 USD
Retailer 21$363 USD
Retailer 15$425 USD
Retailer 18$446 USD
Retailer 11$456 USD
Retailer 25$485 USD
Retailer 23$499 USD
Retailer 12$548 USD
Retailer 20$650 USD
Retailer 10$652 USD
Retailer 24$754 USD
Retailer 2$815 USD
Retailer 13$838 USD
Retailer 16$890 USD
Retailer 4$1,034 USD
Retailer 3$1,088 USD
Retailer 19$1,182 USD
Retailer 5$1,374 USD
Do Amore Diamonds$1,500 USD

7 data points across 26 retailers

26 retailers$196 USD to $1,500 USD

A
Cheapest Retailer
-
$196 USD
A
Retailer 2
-
$218 USD
View
A
Retailer 3
-
$228 USD
View
A
Retailer 4
-
$240 USD
View
A
Retailer 5
-
$243 USD
View
B+
Retailer 6
-
$328 USD
View
B+
Retailer 7
-
$354 USD
View
B+
Retailer 8
-
$361 USD
View
A
Retailer 9
-
$363 USD
£286 GBP
View
B+
Retailer 10
-
$425 USD
€405 EUR
View
B+
Retailer 11
-
$446 USD
View
B+
Retailer 12
-
$456 USD
ZAR 7,363 ZAR
View
B+
Retailer 13
-
$485 USD
£382 GBP
View
B+
Retailer 14
-
$499 USD
View
B
Retailer 15
-
$548 USD
View
B
Retailer 16
-
$650 USD
£512 GBP
View
B
Retailer 17
-
$652 USD
A$1,003 AUD
View
B
Retailer 18
-
$754 USD
CA$1,047 CAD
View
B
Retailer 19
-
$815 USD
A$1,254 AUD
View
B
Retailer 20
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$838 USD
View
B
Retailer 21
-
$890 USD
View
B
Retailer 22
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$1,034 USD
View
B
Retailer 23
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$1,088 USD
£857 GBP
View
C
Retailer 24
-
$1,182 USD
View
C
Retailer 25
-
$1,374 USD
View
Most Expensive
C
Do Amore Diamonds
20-E18070 · Sep 30
$1,500 USD
View
25 more retailers have this diamond
Prices start from $196 USDSave up to $1,304 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.

A
1.21ct Marquise
$196 USD