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Cushion|Lab Grown|IGI

1.00ct E SI1 Cushion Lab Grown Diamond

VG • E/SI1 • IGI LG680561269

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG680561269

Diamond specifications and retailer prices

From $572 AUD
As of November 6, 2026
Save $1,582 AUD (73%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $2,154 AUD at Do Amore Diamonds · As of November 6, 2026
View at Do Amore Diamonds

About this 1ct lab-grown cushion diamond

This 1ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG680561269 or 680561269. Listed at 4 retailers as of November 6, 2026, with prices from $572 to $2,154, a $1,582 spread on the same certified stone. Do Amore Diamonds lists it at $2,154. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.00
Carat
E
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryGood
FluorescenceNone
Crown angle35.6°
Pavilion angle36°
OriginLab Grown
Grading LabIGI
CertificateIGI LG680561269
Dimensions7.09 × 5.33 × 3.45 mm
L/W Ratio1.33
Girdle conditionFaceted
Culet sizePointed
Cert comments
Partial inscription on girdle. As Grown - No indication of post-growth treatment.. This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process.
Top View
7.09 mm5.33 mm1.00 ctE / SI1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateIGI LG680561269
Side View
Table 61.0%Crown 35.6°Girdle: MED-THKPavilion 36°Culet: NoneDepth 64.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $2,154 AUD|Low: $440 AUD|High: $2,154 AUD|Avg: $1,003 AUD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 7$440 AUD
Retailer 3$572 AUD
Retailer 6$664 AUD
Retailer 4$671 AUD
Retailer 5$732 AUD
Retailer 8$1,128 AUD
Retailer 2$1,658 AUD
Do Amore Diamonds$2,154 AUD

12 data points across 8 retailers

4 retailers$572 AUD to $2,154 AUD

B+
Cheapest Retailer
-
$572 AUD
B+
Retailer 2
-
$671 AUD
View
B
Retailer 3
-
$1,658 AUD
View
Most Expensive
C
Do Amore Diamonds
7-1676454 · Nov 6
$2,154 AUD
$1,480 USD
View
3 more retailers have this diamond
Prices start from $572 AUDSave up to $1,582 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.

B+
1.00ct Cushion
$572 AUD