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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 $437 SGD
£269 GBP
As of November 2, 2026
Save $1,468 SGD (77%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,906 SGD 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 $437 to $1,906, a $1,468 spread on the same certified stone. Rare Carat lists it at $1,906. 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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $783 SGD|Low: $437 SGD|High: $1,774 SGD|Avg: $1,037 SGD|-1.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 3, 2026
Retailer 3$437 SGD
Retailer 4$440 SGD
Retailer 7$620 SGD
Retailer 2$689 SGD
Retailer 1$783 SGD
Retailer 8$968 SGD
Retailer 10$1,395 SGD
Retailer 9$1,627 SGD
Retailer 5$1,657 SGD
Retailer 6$1,774 SGD

5 data points across 10 retailers

11 retailers$437 SGD to $1,906 SGD

A
Cheapest Retailer
-
$437 SGD
£269 GBP
A
Retailer 2
-
$440 SGD
$344 USD
View
Final sale: no returns
A
Retailer 3
-
$620 SGD
$485 USD
View
A
Retailer 4
-
$689 SGD
$539 USD
View
A
Retailer 5
-
$783 SGD
£482 GBP
View
A
Retailer 6
-
$968 SGD
$757 USD
View
B+
Retailer 7
-
$1,395 SGD
$1,091 USD
View
B
Retailer 8
-
$1,627 SGD
$1,272 USD
View
B
Retailer 9
-
$1,657 SGD
£1,020 GBP
View
B
Retailer 10
-
$1,774 SGD
$1,387 USD
View
Most Expensive
B
Rare Carat
LRK49B-15_l_851649612 · Nov 1
$1,906 SGD
$1,490 USD
View
10 more retailers have this diamond
Prices start from $437 SGDSave up to $1,468 SGD

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
$437 SGD