CaratHunter
Plans
Cushion|Lab Grown|IGI

2.54ct E IF Cushion Lab Grown Diamond

EX • E/IF • IGI LG815677110

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

Certificate IGI LG815677110

Diamond specifications and retailer prices

From $1,566 SGD
$1,225 USD
As of October 30, 2026
Save $5,325 SGD (77%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $6,891 SGD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 2.54ct lab-grown cushion diamond

This 2.54ct lab-grown cushion sits in the two to three carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG815677110 or 815677110. Listed at 16 retailers as of October 30, 2026, with prices from $1,566 to $6,891, a $5,325 spread on the same certified stone. Brilliant Earth lists it at $6,891. 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

2.54
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.4°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG815677110
Dimensions8.19 × 7.99 × 5.22 mm
L/W Ratio1.03
Girdle conditionFaceted
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
8.19 mm7.99 mm2.54 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG815677110
Side View
Table 61.0%Crown 37.4°Girdle: MED-STKPavilion 39.1°Culet: NoneDepth 65.3%

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: $6,891 SGD|Low: $1,566 SGD|High: $8,054 SGD|Avg: $4,114 SGD|-14.4%
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
October 30, 2026
Retailer 15$1,566 SGD
Retailer 7$1,748 SGD
Retailer 6$1,950 SGD
Retailer 2$2,350 SGD
Retailer 3$2,581 SGD
Retailer 9$2,600 SGD
Retailer 13$3,445 SGD
Retailer 4$4,155 SGD
Retailer 10$4,185 SGD
Retailer 8$4,228 SGD
Retailer 14$4,697 SGD
Retailer 12$5,172 SGD
Retailer 11$5,530 SGD
Retailer 16$5,669 SGD
Retailer 5$6,379 SGD
Brilliant Earth$6,891 SGD

39 data points across 16 retailers

16 retailers$1,566 SGD to $6,891 SGD

A
Cheapest Retailer
-
$1,566 SGD
$1,225 USD
Final sale: no returns
Retailer 2
-
$1,748 SGD
$1,367 USD
View
Price last confirmed 18 days ago
A
Retailer 3
-
$1,950 SGD
$1,525 USD
View
A
Retailer 4
-
$2,350 SGD
£1,447 GBP
View
A
Retailer 5
-
$2,581 SGD
$2,019 USD
View
A
Retailer 6
-
$2,600 SGD
€1,937 EUR
View
A
Retailer 7
-
$3,445 SGD
$2,695 USD
View
Retailer 8
-
$4,155 SGD
A$5,000 AUD
View
Price last confirmed 8 days ago
A
Retailer 9
-
$4,185 SGD
ZAR 52,882 ZAR
View
Retailer 10
-
$4,228 SGD
£2,604 GBP
View
Price last confirmed 19 days ago
B+
Retailer 11
-
$4,697 SGD
$3,674 USD
View
B+
Retailer 12
-
$5,172 SGD
$4,046 USD
View
B+
Retailer 13
-
$5,530 SGD
£3,406 GBP
View
B+
Retailer 14
-
$5,669 SGD
$4,435 USD
View
Retailer 15
-
$6,379 SGD
$4,990 USD
View
Price last confirmed 12 days ago
Most Expensive
B+
Brilliant Earth
21017069A · Oct 30
$6,891 SGD
$5,390 USD
View
15 more retailers have this diamond
Prices start from $1,566 SGDSave up to $5,325 SGD

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
2.54ct Cushion
$1,566 SGD