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Cushion|Lab Grown|IGI

1.77ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG844677669

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

Certificate IGI LG844677669

Diamond specifications and retailer prices

From $350 USD
As of November 1, 2026
Save $2,010 USD (85%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,360 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.77ct lab-grown cushion diamond

This 1.77ct lab-grown cushion sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG844677669 or 844677669. Listed at 18 retailers as of October 29, 2026, with prices from $350 to $2,360, a $2,010 spread on the same certified stone. Brilliant Earth lists it at $2,360. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.77
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844677669
Dimensions7.00 × 6.96 × 4.66 mm
L/W Ratio1.01
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 mm6.96 mm1.77 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844677669
Side View
Table 64.0%Crown 37°Girdle: MED-THKPavilion 39.8°Culet: NoneDepth 67.0%

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 1
Current: $2,360 USD|Low: $328 USD|High: $2,360 USD|Avg: $810 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 2, 2026
Retailer 10$328 USD
Retailer 3$350 USD
Retailer 2$377 USD
Retailer 15$520 USD
Retailer 16$530 USD
Retailer 5$537 USD
Retailer 12$556 USD
Retailer 11$616 USD
Retailer 18$670 USD
Retailer 17$683 USD
Retailer 9$770 USD
Retailer 8$1,058 USD
Retailer 6$1,087 USD
Retailer 13$1,205 USD
Retailer 4$1,269 USD
Retailer 14$1,292 USD
Retailer 7$1,385 USD
Brilliant Earth$2,360 USD

18 data points across 18 retailers

18 retailers$350 USD to $2,360 USD

Retailer 1
-
$328 USD
Price last confirmed 8 days ago
A
Retailer 2
-
$350 USD
View
Final sale: no returns
A
Retailer 3
-
$377 USD
£297 GBP
View
A
Retailer 4
-
$520 USD
€495 EUR
View
A
Retailer 5
-
$530 USD
View
A
Retailer 6
-
$537 USD
View
A
Retailer 7
-
$556 USD
ZAR 8,989 ZAR
View
A
Retailer 8
-
$616 USD
£485 GBP
View
A
Retailer 9
-
$670 USD
View
A
Retailer 10
-
$683 USD
View
Retailer 11
-
$770 USD
A$1,185 AUD
View
Price last confirmed 8 days ago
B+
Retailer 12
-
$1,058 USD
A$1,628 AUD
View
B+
Retailer 13
-
$1,087 USD
View
B+
Retailer 14
-
$1,205 USD
View
B+
Retailer 15
-
$1,269 USD
View
B+
Retailer 16
-
$1,292 USD
£1,017 GBP
View
B
Retailer 17
-
$1,385 USD
View
Most Expensive
B
Brilliant Earth
22335208A · Oct 29
$2,360 USD
View
17 more retailers have this diamond
Prices start from $350 USDSave up to $2,010 USD

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
1.77ct Cushion
$350 USD