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Cushion|Lab Grown|IGI

2.55ct E VS1 Cushion Lab Grown Diamond

ID • E/VS1 • IGI LG696540001

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

Certificate IGI LG696540001

Diamond specifications and retailer prices

From $629 AUD
$442 USD
As of October 30, 2026
Save $3,751 AUD (86%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $5,793 AUD at Brilliant Earth · As of October 15, 2026
View at Brilliant Earth

About this 2.55ct lab-grown cushion diamond

This 2.55ct lab-grown cushion sits in the two to three carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG696540001 or 696540001. Listed at 18 retailers as of October 29, 2026, with a 596% 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

2.55
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG696540001
Dimensions7.85 × 7.77 × 5.29 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.85 mm7.77 mm2.55 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG696540001
Side View
Table 61.0%Crown 35.7°Girdle: MED-STKPavilion 39.2°Culet: NoneDepth 68.1%

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: $5,793 AUD|Low: $557 AUD|High: $6,548 AUD|Avg: $1,947 AUD|-11.5%
Brilliant Earth
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
Retailer 17
Retailer 18
October 30, 2026
Retailer 9$629 AUD
Retailer 4$697 AUD
Retailer 16$734 AUD
Retailer 17$982 AUD
Retailer 11$1,024 AUD
Retailer 5$1,106 AUD
Retailer 2$1,145 AUD
Retailer 3$1,210 AUD
Retailer 7$1,473 AUD
Retailer 12$1,544 AUD
Retailer 14$1,683 AUD
Retailer 8$2,295 AUD
Retailer 10$2,587 AUD
Retailer 6$2,612 AUD
Retailer 13$2,742 AUD
Retailer 15$3,075 AUD
Retailer 18$4,380 AUD
Brilliant Earth$5,793 AUD

36 data points across 18 retailers

18 retailers$629 AUD to $4,380 AUD

A
Cheapest Retailer
-
$629 AUD
$442 USD
Final sale: no returns
Retailer 2
-
$697 AUD
$490 USD
View
Price last confirmed 17 days ago
Retailer 3
-
$734 AUD
£406 GBP
View
Price last confirmed 13 days ago
A
Retailer 4
-
$982 AUD
$690 USD
View
A
Retailer 5
-
$1,024 AUD
€685 EUR
View
A
Retailer 6
-
$1,106 AUD
$777 USD
View
A
Retailer 7
-
$1,145 AUD
£634 GBP
View
A
Retailer 8
-
$1,210 AUD
$850 USD
View
A
Retailer 9
-
$1,473 AUD
$1,035 USD
View
A
Retailer 10
-
$1,544 AUD
View
A
Retailer 11
-
$1,683 AUD
ZAR 19,105 ZAR
View
B+
Retailer 12
-
$2,295 AUD
$1,613 USD
View
B+
Retailer 13
-
$2,587 AUD
$1,817 USD
View
B+
Retailer 14
-
$2,612 AUD
$1,835 USD
View
B
Retailer 15
-
$2,742 AUD
£1,517 GBP
View
Retailer 16
-
$3,075 AUD
$2,160 USD
View
Price last confirmed 11 days ago
B
Retailer 17
-
$4,380 AUD
$3,077 USD
View
Most Expensive
Brilliant Earth
13734242A · Oct 15
$5,793 AUD
$4,070 USD
View
Price last confirmed 14 days ago
17 more retailers have this diamond
Prices start from $629 AUDSave up to $3,751 AUD

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
2.55ct Cushion
$629 AUD