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Cushion|Lab Grown|IGI

3.54ct G VS1 Cushion Lab Grown Diamond

EX • G/VS1 • IGI LG651437781

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG651437781

Diamond specifications and retailer prices

From $749 USD
As of October 29, 2026
Save $5,191 USD (87%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $5,940 USD at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 3.54ct lab-grown cushion diamond

This 3.54ct lab-grown cushion sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG651437781 or 651437781. Listed at 17 retailers as of October 29, 2026, with prices from $749 to $5,940, a $5,191 spread on the same certified stone. Do Amore Diamonds lists it at $5,940. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.54
Carat
G
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.8°
Pavilion angle36.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG651437781
Dimensions8.66 × 8.41 × 5.55 mm
L/W Ratio1.03
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.66 mm8.41 mm3.54 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG651437781
Side View
Table 64.0%Crown 37.8°Girdle: MED-STKPavilion 36.3°Culet: NoneDepth 66.0%

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: Oct 29
Current: $5,940 USD|Low: $749 USD|High: $5,940 USD|Avg: $2,159 USD
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
October 30, 2026
Retailer 15$749 USD
Retailer 12$776 USD
Retailer 14$900 USD
Retailer 13$1,025 USD
Retailer 7$1,097 USD
Retailer 5$1,175 USD
Retailer 2$1,375 USD
Retailer 11$1,933 USD
Retailer 9$1,989 USD
Retailer 4$2,646 USD
Retailer 6$2,667 USD
Retailer 3$2,669 USD
Retailer 8$3,382 USD
Retailer 10$4,800 USD
Do Amore Diamonds$5,940 USD

44 data points across 15 retailers

17 retailers$749 USD to $5,940 USD

A
Cheapest Retailer
-
$749 USD
Final sale: no returns
Retailer 2
-
$776 USD
View
Price last confirmed 13 days ago
A
Retailer 3
-
$900 USD
View
A
Retailer 4
-
$995 USD
View
Retailer 5
-
$1,025 USD
£807 GBP
View
Price last confirmed 13 days ago
A
Retailer 6
-
$1,097 USD
View
A
Retailer 7
-
$1,175 USD
View
A
Retailer 8
-
$1,375 USD
£1,083 GBP
View
Retailer 9
-
$1,933 USD
A$2,974 AUD
View
Price last confirmed 9 days ago
B+
Retailer 10
-
$1,989 USD
ZAR 32,135 ZAR
View
B+
Retailer 11
-
$2,646 USD
View
B+
Retailer 12
-
$2,667 USD
£2,100 GBP
View
B+
Retailer 13
-
$2,669 USD
View
B
Retailer 14
-
$3,065 USD
View
B
Retailer 15
-
$3,382 USD
£2,663 GBP
View
B
Retailer 16
-
$4,800 USD
View
Most Expensive
B
Do Amore Diamonds
27-3471A2C21 · Oct 30
$5,940 USD
View
16 more retailers have this diamond
Prices start from $749 USDSave up to $5,191 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
3.54ct Cushion
$749 USD