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Cushion|Lab Grown|IGI

1.51ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG638468203

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG638468203

Diamond specifications and retailer prices

From $350 USD
As of November 2, 2026
Save $2,000 USD (85%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,350 USD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.51ct lab-grown cushion diamond

This 1.51ct lab-grown cushion sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG638468203 or 638468203. Listed at 17 retailers as of November 2, 2026, with prices from $350 to $2,350, a $2,000 spread on the same certified stone. Do Amore Diamonds lists it at $2,350. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.8°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG638468203
Dimensions7.25 × 6.16 × 4.17 mm
L/W Ratio1.18
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.25 mm6.16 mm1.51 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG638468203
Side View
Table 63.0%Crown 36.8°Girdle: MED-THKPavilion 34.8°Culet: NoneDepth 67.7%

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 2
Current: $2,350 USD|Low: $311 USD|High: $2,350 USD|Avg: $928 USD|+5.9%
Do Amore Diamonds
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 3, 2026
Retailer 12$329 USD
Retailer 5$350 USD
Retailer 14$407 USD
Retailer 11$410 USD
Retailer 15$439 USD
Retailer 3$474 USD
Retailer 13$591 USD
Retailer 8$625 USD
Retailer 2$642 USD
Retailer 10$843 USD
Retailer 7$1,264 USD
Retailer 4$1,331 USD
Retailer 6$1,367 USD
Retailer 9$1,453 USD
Do Amore Diamonds$2,350 USD

39 data points across 15 retailers

17 retailers$350 USD to $2,350 USD

Retailer 1
-
$329 USD
Price last confirmed 8 days ago
A
Retailer 2
-
$350 USD
View
A
Retailer 3
-
$407 USD
View
A
Retailer 4
-
$410 USD
View
B+
Retailer 5
-
$439 USD
View
A
Retailer 6
-
$474 USD
HK$3,700 HKD
View
A
Retailer 7
-
$591 USD
View
A
Retailer 8
-
$625 USD
ZAR 10,102 ZAR
View
A
Retailer 9
-
$642 USD
£506 GBP
View
B+
Retailer 10
-
$843 USD
A$1,297 AUD
View
Retailer 11
-
$1,030 USD
View
Price last confirmed 12 days ago
B
Retailer 12
-
$1,172 USD
View
Retailer 13
-
$1,264 USD
View
Price last confirmed 7 days ago
B
Retailer 14
-
$1,331 USD
View
B
Retailer 15
-
$1,367 USD
SGD 1,847 SGD
View
B
Retailer 16
-
$1,453 USD
£1,144 GBP
View
Most Expensive
B
Do Amore Diamonds
27-5CF8C0679 · Nov 2
$2,350 USD
View
16 more retailers have this diamond
Prices start from $350 USDSave up to $2,000 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
1.51ct Cushion
$350 USD