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Round|Lab Grown|IGI

1.21ct D VS1 Round Lab Grown Diamond

ID • D/VS1 • IGI LG692507114

Shape and cutting style on the report: Round brilliant

Certificate IGI LG692507114

Diamond specifications and retailer prices

From $176 USD
As of October 29, 2026
Save $1,514 USD (90%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $1,690 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 LG692507114 or 692507114. Listed at 23 retailers as of October 29, 2026, with prices from $176 to $1,690, a $1,514 spread on the same certified stone. Do Amore Diamonds lists it at $1,690. 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 angle34.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG692507114
Dimensions6.83 × 6.90 × 4.15 mm
L/W Ratio1.01
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
6.83 mm6.90 mm1.21 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG692507114
Side View
Table 60.0%Crown 34.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $410 USD|Low: $169 USD|High: $1,140 USD|Avg: $459 USD|-0.9%
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
Retailer 16
October 30, 2026
Retailer 15$176 USD
Retailer 6$196 USD
Retailer 16$204 USD
Retailer 2$218 USD
Retailer 14$218 USD
Retailer 8$294 USD
Retailer 1$410 USD
Retailer 11$414 USD
Retailer 9$438 USD
Retailer 3$515 USD
Retailer 7$525 USD
Retailer 13$588 USD
Retailer 5$618 USD
Retailer 12$736 USD
Retailer 4$774 USD
Retailer 10$1,133 USD

33 data points across 16 retailers

23 retailers$176 USD to $1,690 USD

A
Cheapest Retailer
-
$176 USD
A
Retailer 2
-
$196 USD
View
Final sale: no returns
A
Retailer 3
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$204 USD
View
A
Retailer 4
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$218 USD
View
A
Retailer 5
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$218 USD
View
B+
Retailer 6
-
$294 USD
View
A
Retailer 7
-
$302 USD
View
Retailer 8
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$333 USD
HK$2,600 HKD
View
Price last confirmed 57 days ago
A
Retailer 9
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$410 USD
£323 GBP
View
A
Retailer 10
-
$414 USD
ZAR 6,682 ZAR
View
B+
Retailer 11
-
$438 USD
£345 GBP
View
B+
Retailer 12
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$466 USD
View
Retailer 13
-
$515 USD
View
Price last confirmed 13 days ago
B+
Retailer 14
-
$525 USD
A$808 AUD
View
B+
Retailer 15
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$588 USD
A$904 AUD
View
B+
Retailer 16
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$618 USD
View
Retailer 17
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$670 USD
View
Price last confirmed 45 days ago
B
Retailer 18
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$736 USD
A$1,133 AUD
View
Retailer 19
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$774 USD
View
Price last confirmed 13 days ago
B
Retailer 20
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$947 USD
View
B
Retailer 21
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$1,118 USD
View
B
Retailer 22
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$1,133 USD
£892 GBP
View
Most Expensive
B
Do Amore Diamonds
27-6C3B30933 · Oct 29
$1,690 USD
View
22 more retailers have this diamond
Prices start from $176 USDSave up to $1,514 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
$176 USD