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Cushion|Lab Grown|IGI

0.88ct F SI1 Cushion Lab Grown Diamond

ID • F/SI1 • IGI LG588337907

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG588337907

Diamond specifications and retailer prices

From $217 AUD
$152 USD
As of November 1, 2026
Save $1,652 AUD (88%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,869 AUD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 0.88ct lab-grown cushion diamond

This 0.88ct lab-grown cushion sits in the just-under-one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG588337907 or 588337907. Listed at 7 retailers as of November 1, 2026, with prices from $217 to $1,869, a $1,652 spread on the same certified stone. Do Amore Diamonds lists it at $1,869. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.88
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG588337907
Dimensions6.85 × 4.99 × 3.41 mm
L/W Ratio1.37
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.85 mm4.99 mm0.88 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG588337907
Side View
Table 60.0%Crown 34.5°Girdle: MED-STKPavilion 36.8°Culet: NoneDepth 68.3%

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: Nov 1
Current: $370 AUD|Low: $217 AUD|High: $1,258 AUD|Avg: $719 AUD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 6$217 AUD
Retailer 1$370 AUD
Retailer 4$452 AUD
Retailer 3$642 AUD
Retailer 5$935 AUD
Retailer 2$1,250 AUD

17 data points across 6 retailers

7 retailers$217 AUD to $1,869 AUD

A
Cheapest Retailer
-
$217 AUD
$152 USD
Final sale: no returns
A
Retailer 2
-
$370 AUD
£204 GBP
View
A
Retailer 3
-
$452 AUD
$317 USD
View
A
Retailer 4
-
$642 AUD
$450 USD
View
B+
Retailer 5
-
$935 AUD
$655 USD
View
B
Retailer 6
-
$1,250 AUD
£690 GBP
View
Most Expensive
B
Do Amore Diamonds
27-180F84526 · Nov 2
$1,869 AUD
$1,310 USD
View
6 more retailers have this diamond
Prices start from $217 AUDSave up to $1,652 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
0.88ct Cushion
$217 AUD