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Cushion|Lab Grown|IGI

1.75ct E VS2 Cushion Lab Grown Diamond

ID • E/VS2 • IGI LG686508622

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG686508622

Diamond specifications and retailer prices

From $654 AUD
$460 USD
As of October 29, 2026
Save $1,465 AUD (69%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,119 AUD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.75ct lab-grown cushion diamond

This 1.75ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG686508622 or 686508622. Listed at 12 retailers as of October 28, 2026, with prices from $654 to $2,119, a $1,465 spread on the same certified stone. Brilliant Earth lists it at $2,119. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.75
Carat
E
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG686508622
Dimensions7.04 × 6.91 × 4.74 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.04 mm6.91 mm1.75 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG686508622
Side View
Table 61.0%Crown 35°Girdle: MediumPavilion 40.5°Culet: NoneDepth 68.6%

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: $2,119 AUD|Low: $380 AUD|High: $2,218 AUD|Avg: $1,120 AUD|-2.6%
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
October 29, 2026
Retailer 5$380 AUD
Retailer 9$555 AUD
Retailer 10$654 AUD
Retailer 2$720 AUD
Retailer 4$783 AUD
Retailer 7$901 AUD
Retailer 13$924 AUD
Retailer 11$965 AUD
Retailer 3$1,592 AUD
Retailer 8$1,685 AUD
Retailer 12$1,817 AUD
Retailer 6$1,903 AUD
Brilliant Earth$2,119 AUD

39 data points across 13 retailers

12 retailers$654 AUD to $2,119 AUD

A
Retailer 1
-
$555 AUD
£307 GBP
Price last confirmed 12 days ago
A
Retailer 2
-
$654 AUD
$460 USD
View
A
Retailer 3
-
$720 AUD
€482 EUR
View
A
Retailer 4
-
$783 AUD
$551 USD
View
A
Retailer 5
-
$901 AUD
£499 GBP
View
A
Retailer 6
-
$924 AUD
$650 USD
View
B+
Retailer 7
-
$965 AUD
$679 USD
View
B
Retailer 8
-
$1,592 AUD
$1,119 USD
View
Price last confirmed 11 days ago
B+
Retailer 9
-
$1,685 AUD
$1,185 USD
View
B
Retailer 10
-
$1,817 AUD
$1,278 USD
View
B
Retailer 11
-
$1,903 AUD
£1,054 GBP
View
Most Expensive
B
Brilliant Earth
13283340A · Oct 28
$2,119 AUD
$1,490 USD
View
11 more retailers have this diamond
Prices start from $654 AUDSave up to $1,465 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
1.75ct Cushion
$654 AUD