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Cushion|Lab Grown|IGI

1.69ct F VVS1 Cushion Lab Grown Diamond

ID • F/VVS1 • IGI LG851649612

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

Certificate IGI LG851649612

Diamond specifications and retailer prices

From $488 AUD
£269 GBP
As of November 2, 2026
Save $1,638 AUD (77%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,126 AUD at Rare Carat · As of November 1, 2026
View at Rare Carat

About this 1.69ct lab-grown cushion diamond

This 1.69ct lab-grown cushion sits in the one-and-a-half to two carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG851649612 or 851649612. Listed at 11 retailers as of November 1, 2026, with prices from $488 to $2,126, a $1,638 spread on the same certified stone. Rare Carat lists it at $2,126. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.69
Carat
F
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG851649612
Dimensions7.00 × 6.87 × 4.53 mm
L/W Ratio1.02
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
7.00 mm6.87 mm1.69 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG851649612
Side View
Table 64.0%Crown 37°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 65.9%

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 2
Current: $488 AUD|Low: $488 AUD|High: $1,980 AUD|Avg: $1,156 AUD|-0.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 1$488 AUD
Retailer 4$491 AUD
Retailer 7$692 AUD
Retailer 2$769 AUD
Retailer 3$882 AUD
Retailer 8$1,080 AUD
Retailer 10$1,556 AUD
Retailer 9$1,815 AUD
Retailer 5$1,848 AUD
Retailer 6$1,980 AUD

4 data points across 10 retailers

11 retailers$488 AUD to $2,126 AUD

A
Cheapest Retailer
-
$488 AUD
£269 GBP
A
Retailer 2
-
$491 AUD
$344 USD
View
Final sale: no returns
A
Retailer 3
-
$692 AUD
$485 USD
View
A
Retailer 4
-
$769 AUD
$539 USD
View
A
Retailer 5
-
$882 AUD
£487 GBP
View
A
Retailer 6
-
$1,080 AUD
$757 USD
View
B+
Retailer 7
-
$1,556 AUD
$1,091 USD
View
B
Retailer 8
-
$1,815 AUD
$1,272 USD
View
B
Retailer 9
-
$1,848 AUD
£1,020 GBP
View
B
Retailer 10
-
$1,980 AUD
$1,387 USD
View
Most Expensive
B
Rare Carat
LRK49B-15_l_851649612 · Nov 1
$2,126 AUD
$1,490 USD
View
10 more retailers have this diamond
Prices start from $488 AUDSave up to $1,638 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
1.69ct Cushion
$488 AUD