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Marquise|Lab Grown|IGI

1.77ct F VVS1 Marquise Lab Grown Diamond

ID • F/VVS1 • IGI LG770626156

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG770626156

Diamond specifications and retailer prices

From $311 USD
As of November 2, 2026
Save $1,609 USD (84%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $2,110 USD at Brilliant Earth · As of September 28, 2026
View at Brilliant Earth

About this 1.77ct lab-grown marquise diamond

This 1.77ct lab-grown marquise 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 LG770626156 or 770626156. Listed at 26 retailers as of November 2, 2026, with a 517% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770626156
Dimensions13.26 × 6.33 × 3.80 mm
L/W Ratio2.09
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.26 mm6.33 mm1.77 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770626156
Side View
Table 66.0%Crown 34°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 60.0%

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 2
Current: $1,920 USD|Low: $299 USD|High: $2,110 USD|Avg: $909 USD|-9.0%
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 7$311 USD
Retailer 8$349 USD
Retailer 10$361 USD
Retailer 9$386 USD
Retailer 3$410 USD
Retailer 15$520 USD
Retailer 18$540 USD
Retailer 13$603 USD
Retailer 11$665 USD
Retailer 2$687 USD
Retailer 17$900 USD
Retailer 14$938 USD
Retailer 4$1,241 USD
Retailer 16$1,459 USD
Retailer 5$1,484 USD
Retailer 12$1,547 USD
Retailer 6$1,549 USD
Brilliant Earth$1,920 USD

37 data points across 18 retailers

26 retailers$311 USD to $1,920 USD

A
Cheapest Retailer
-
$311 USD
A
Retailer 2
-
$349 USD
View
Final sale: no returns
A
Retailer 3
-
$361 USD
View
Retailer 4
-
$386 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$386 USD
View
B+
Retailer 6
-
$520 USD
View
A
Retailer 7
-
$540 USD
View
A
Retailer 8
-
$603 USD
€574 EUR
View
A
Retailer 9
-
$665 USD
ZAR 10,751 ZAR
View
A
Retailer 10
-
$687 USD
£541 GBP
View
A
Retailer 11
-
$730 USD
View
Retailer 12
-
$826 USD
View
Price last confirmed 9 days ago
B+
Retailer 13
-
$838 USD
View
B+
Retailer 14
-
$900 USD
A$1,384 AUD
View
B+
Retailer 15
-
$938 USD
View
B+
Retailer 16
-
$1,220 USD
View
B+
Retailer 17
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$1,241 USD
View
B+
Retailer 18
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$1,287 USD
View
B
Retailer 19
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$1,459 USD
A$2,244 AUD
View
B
Retailer 20
-
$1,484 USD
View
B
Retailer 21
-
$1,509 USD
£1,188 GBP
View
B
Retailer 22
-
$1,547 USD
£1,218 GBP
View
B
Retailer 23
-
$1,549 USD
View
Retailer 24
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$1,765 USD
View
B
Retailer 25
-
$1,920 USD
View
Most Expensive
Brilliant Earth
17821864A · Sep 28
$2,110 USD
View
Price last confirmed 35 days ago
25 more retailers have this diamond
Prices start from $311 USDSave up to $1,609 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 Marquise
$311 USD