CaratHunter
Plans
Cushion|Lab Grown|IGI

6.34ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG753503625

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG753503625

Diamond specifications and retailer prices

From $8,319 USD
As of October 30, 2026
Save $39,631 USD (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $47,950 USD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 6.34ct lab-grown cushion diamond

This 6.34ct lab-grown cushion sits in the over five carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG753503625 or 753503625. Listed at 15 retailers as of October 30, 2026, with prices from $8,319 to $47,950, a $39,631 spread on the same certified stone. Do Amore Diamonds lists it at $47,950. 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

6.34
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle37.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG753503625
Dimensions10.37 × 10.33 × 6.74 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
10.37 mm10.33 mm6.34 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG753503625
Side View
Table 64.0%Crown 33.6°Girdle: STK-THKPavilion 37.2°Culet: NoneDepth 65.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $47,950 USD|Low: $8,319 USD|High: $49,570 USD|Avg: $18,741 USD|-3.3%
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 31, 2026
Retailer 13$8,319 USD
Retailer 11$9,863 USD
Retailer 14$9,916 USD
Retailer 9$10,011 USD
Retailer 8$10,015 USD
Retailer 3$10,320 USD
Retailer 5$10,760 USD
Retailer 12$18,009 USD
Retailer 15$18,336 USD
Retailer 7$18,602 USD
Retailer 4$19,098 USD
Retailer 10$20,830 USD
Retailer 2$21,632 USD
Retailer 6$34,266 USD
Do Amore Diamonds$47,950 USD

40 data points across 15 retailers

15 retailers$8,319 USD to $47,950 USD

A
Cheapest Retailer
-
$8,319 USD
A
Retailer 2
-
$9,863 USD
£7,766 GBP
View
A
Retailer 3
-
$9,916 USD
View
Final sale: no returns
A
Retailer 4
-
$10,011 USD
View
A
Retailer 5
-
$10,015 USD
View
A
Retailer 6
-
$10,320 USD
View
Retailer 7
-
$10,760 USD
View
Price last confirmed 12 days ago
A
Retailer 8
-
$18,009 USD
£14,180 GBP
View
A
Retailer 9
-
$18,336 USD
View
A
Retailer 10
-
$18,602 USD
View
Retailer 11
-
$19,098 USD
A$29,382 AUD
View
Price last confirmed 9 days ago
B+
Retailer 12
-
$20,830 USD
View
B+
Retailer 13
-
$21,632 USD
€20,602 EUR
View
B+
Retailer 14
-
$34,266 USD
View
Most Expensive
B
Do Amore Diamonds
27-B6FE92289 · Oct 31
$47,950 USD
View
14 more retailers have this diamond
Prices start from $8,319 USDSave up to $39,631 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
6.34ct Cushion
$8,319 USD