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Cushion|Lab Grown|IGI

3.54ct F VVS1 Cushion Lab Grown Diamond

EX • F/VVS1 • IGI LG817638684

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG817638684

Diamond specifications and retailer prices

From $1,677 USD
€1,597 EUR
As of October 27, 2026
Save $5,123 USD (75%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $7,687 USD at Yadav Diamonds · As of October 2, 2026
View at Yadav Diamonds

About this 3.54ct lab-grown cushion diamond

This 3.54ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG817638684 or 817638684. Listed at 15 retailers as of October 27, 2026, with a 306% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
F
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle35.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817638684
Dimensions10.27 × 7.90 × 5.37 mm
L/W Ratio1.30
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.27 mm7.90 mm3.54 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817638684
Side View
Table 60.0%Crown 35°Girdle: STK-THKPavilion 35.8°Culet: NoneDepth 68.0%

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 27
Current: $6,800 USD|Low: $601 USD|High: $8,190 USD|Avg: $3,221 USD|+15.4%
Retailer 1
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Retailer 22
Yadav Diamonds
October 28, 2026
Retailer 20$989 USD
Retailer 12$1,180 USD
Retailer 11$1,476 USD
Retailer 3$1,580 USD
Retailer 9$1,609 USD
Retailer 19$1,677 USD
Retailer 16$1,803 USD
Retailer 6$2,252 USD
Retailer 8$2,409 USD
Retailer 21$2,695 USD
Retailer 14$2,819 USD
Retailer 7$2,868 USD
Retailer 13$2,935 USD
Retailer 17$2,961 USD
Retailer 2$3,773 USD
Retailer 5$3,875 USD
Retailer 18$3,935 USD
Retailer 10$4,083 USD
Retailer 15$4,809 USD
Retailer 22$5,383 USD
Retailer 1$6,800 USD
Yadav Diamonds$7,687 USD
Retailer 4$7,940 USD

9 data points across 23 retailers

15 retailers$1,677 USD to $6,800 USD

Retailer 1
-
$1,180 USD
Price last confirmed 5 days ago
A
Retailer 2
-
$1,580 USD
View
Price last confirmed 6 days ago
Retailer 3
-
$1,609 USD
View
Price last confirmed 30 days ago
B+
Retailer 4
-
$1,677 USD
€1,597 EUR
View
B+
Retailer 5
-
$1,803 USD
View
Retailer 6
-
$2,252 USD
ZAR 36,381 ZAR
View
Price last confirmed 31 days ago
B+
Retailer 7
-
$2,695 USD
View
Retailer 8
-
$2,868 USD
£2,258 GBP
View
Price last confirmed 31 days ago
B
Retailer 9
-
$2,961 USD
View
B
Retailer 10
-
$3,773 USD
£2,971 GBP
View
Retailer 11
-
$3,875 USD
A$5,962 AUD
View
Price last confirmed 30 days ago
B
Retailer 12
-
$3,935 USD
View
B
Retailer 13
-
$5,383 USD
View
B
Retailer 14
-
$6,800 USD
View
Most Expensive
Yadav Diamonds
13293908 · Oct 2
$7,687 USD
View
Price last confirmed 31 days ago
14 more retailers have this diamond
Prices start from $1,677 USDSave up to $5,123 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
$1,677 USD