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Round|Lab Grown|IGI

1.22ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG715523829

Shape and cutting style on the report: Round brilliant

Certificate IGI LG715523829

Diamond specifications and retailer prices

From $186 USD
As of November 5, 2026
Save $963 USD (84%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $1,149 USD at Reve Diamonds · As of November 4, 2026
View at Reve Diamonds

About this 1.22ct lab-grown round diamond

This 1.22ct lab-grown round sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG715523829 or 715523829. Listed at 22 retailers as of November 4, 2026, with prices from $186 to $1,149, a $963 spread on the same certified stone. Reve Diamonds lists it at $1,149. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.22
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG715523829
Dimensions6.84 × 6.82 × 4.26 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.84 mm6.82 mm1.22 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG715523829
Side View
Table 57.0%Crown 35.2°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 62.4%

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 5
Current: $413 USD|Low: $177 USD|High: $1,149 USD|Avg: $499 USD|+5.4%
Retailer 1
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Retailer 18
Reve Diamonds
November 6, 2026
Retailer 9$186 USD
Retailer 4$207 USD
Retailer 17$216 USD
Retailer 5$231 USD
Retailer 6$231 USD
Retailer 18$389 USD
Retailer 7$406 USD
Retailer 1$413 USD
Retailer 15$442 USD
Retailer 11$453 USD
Retailer 3$478 USD
Retailer 2$480 USD
Retailer 16$518 USD
Retailer 12$600 USD
Retailer 10$742 USD
Retailer 14$784 USD
Retailer 8$796 USD
Retailer 13$1,076 USD
Reve Diamonds$1,149 USD

44 data points across 19 retailers

22 retailers$186 USD to $1,149 USD

A
Cheapest Retailer
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$186 USD
A
Retailer 2
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$207 USD
View
Final sale: no returns
A
Retailer 3
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$216 USD
View
A
Retailer 4
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$231 USD
View
Retailer 5
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$231 USD
View
Price last confirmed 12 days ago
B+
Retailer 6
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$389 USD
View
B+
Retailer 7
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$406 USD
View
B+
Retailer 8
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$413 USD
View
B+
Retailer 9
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$442 USD
View
B+
Retailer 10
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$453 USD
View
B+
Retailer 11
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$478 USD
View
B+
Retailer 12
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$480 USD
View
B+
Retailer 13
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$518 USD
View
B+
Retailer 14
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$600 USD
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B+
Retailer 15
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$600 USD
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B+
Retailer 16
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$623 USD
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Retailer 17
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$736 USD
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Price last confirmed 46 days ago
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Retailer 18
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$742 USD
View
B
Retailer 19
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$784 USD
View
B
Retailer 20
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$796 USD
View
B
Retailer 21
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$1,076 USD
View
Most Expensive
B
Reve Diamonds
F92F600AF · Nov 4
$1,149 USD
View
21 more retailers have this diamond
Prices start from $186 USDSave up to $963 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
1.22ct Round
$186 USD