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Round|Lab Grown|IGI

1.20ct D VS1 Round Lab Grown Diamond

ID • D/VS1 • IGI LG675525894

Shape and cutting style on the report: Round brilliant

Certificate IGI LG675525894

Diamond specifications and retailer prices

From $175 USD
As of November 3, 2026
Save $1,505 USD (90%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $1,680 USD at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 1.2ct lab-grown round diamond

This 1.2ct 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 LG675525894 or 675525894. Listed at 23 retailers as of November 3, 2026, with prices from $175 to $1,680, a $1,505 spread on the same certified stone. Do Amore Diamonds lists it at $1,680. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG675525894
Dimensions6.81 × 6.84 × 4.21 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
6.81 mm6.84 mm1.20 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG675525894
Side View
Table 56.0%Crown 33.1°Girdle: MediumPavilion 41.1°Culet: NoneDepth 61.6%

Caratlytics Score

How it works →
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 3
Current: $736 USD|Low: $168 USD|High: $1,131 USD|Avg: $478 USD|+20.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 4, 2026
Retailer 2$175 USD
Retailer 6$195 USD
Retailer 3$203 USD
Retailer 4$217 USD
Retailer 15$217 USD
Retailer 9$405 USD
Retailer 12$412 USD
Retailer 8$430 USD
Retailer 5$515 USD
Retailer 7$525 USD
Retailer 11$583 USD
Retailer 14$729 USD
Retailer 1$736 USD
Retailer 10$769 USD
Retailer 13$1,118 USD

34 data points across 15 retailers

23 retailers$175 USD to $1,680 USD

A
Cheapest Retailer
-
$175 USD
A
Retailer 2
-
$195 USD
View
Final sale: no returns
A
Retailer 3
-
$203 USD
View
Retailer 4
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$217 USD
View
Price last confirmed 10 days ago
A
Retailer 5
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$217 USD
View
B+
Retailer 6
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$292 USD
View
A
Retailer 7
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$298 USD
View
Retailer 8
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$332 USD
View
Price last confirmed 61 days ago
A
Retailer 9
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$405 USD
View
A
Retailer 10
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$412 USD
View
B+
Retailer 11
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$430 USD
View
B+
Retailer 12
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$464 USD
View
B+
Retailer 13
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$515 USD
View
B+
Retailer 14
-
$525 USD
View
B+
Retailer 15
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$583 USD
View
B+
Retailer 16
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$619 USD
View
B
Retailer 17
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$729 USD
View
B
Retailer 18
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$736 USD
View
B
Retailer 19
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$769 USD
View
B
Retailer 20
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$941 USD
View
B
Retailer 21
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$1,114 USD
View
B
Retailer 22
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$1,118 USD
View
Most Expensive
B
Do Amore Diamonds
27-9F16F7016 · Nov 4
$1,680 USD
View
22 more retailers have this diamond
Prices start from $175 USDSave up to $1,505 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
1.20ct Round
$175 USD