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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 $270 NZD
$152 USD
As of November 1, 2026
Save $2,058 NZD (88%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $2,328 NZD 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 $270 to $2,328, a $2,058 spread on the same certified stone. Do Amore Diamonds lists it at $2,328. 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: $461 NZD|Low: $270 NZD|High: $1,566 NZD|Avg: $896 NZD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 6$270 NZD
Retailer 1$461 NZD
Retailer 4$563 NZD
Retailer 3$800 NZD
Retailer 5$1,164 NZD
Retailer 2$1,557 NZD

17 data points across 6 retailers

7 retailers$270 NZD to $2,328 NZD

A
Cheapest Retailer
-
$270 NZD
$152 USD
Final sale: no returns
A
Retailer 2
-
$461 NZD
£204 GBP
View
A
Retailer 3
-
$563 NZD
$317 USD
View
A
Retailer 4
-
$800 NZD
$450 USD
View
B+
Retailer 5
-
$1,164 NZD
$655 USD
View
B
Retailer 6
-
$1,557 NZD
£690 GBP
View
Most Expensive
B
Do Amore Diamonds
27-180F84526 · Nov 2
$2,328 NZD
$1,310 USD
View
6 more retailers have this diamond
Prices start from $270 NZDSave up to $2,058 NZD

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
$270 NZD