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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 $444 AUD
$311 USD
As of November 2, 2026
Save $2,296 AUD (84%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $3,011 AUD 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
Colour
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $2,740 AUD|Low: $427 AUD|High: $2,740 AUD|Avg: $1,273 AUD
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 3, 2026
Retailer 7$444 AUD
Retailer 8$498 AUD
Retailer 10$515 AUD
Retailer 9$551 AUD
Retailer 3$585 AUD
Retailer 15$742 AUD
Retailer 18$771 AUD
Retailer 13$860 AUD
Retailer 11$950 AUD
Retailer 2$971 AUD
Retailer 17$1,284 AUD
Retailer 14$1,338 AUD
Retailer 4$1,771 AUD
Retailer 16$2,081 AUD
Retailer 5$2,118 AUD
Retailer 12$2,207 AUD
Retailer 6$2,210 AUD
Brilliant Earth$2,740 AUD

37 data points across 18 retailers

26 retailers$444 AUD to $2,740 AUD

A
Cheapest Retailer
-
$444 AUD
$311 USD
A
Retailer 2
-
$498 AUD
$349 USD
View
Final sale: no returns
A
Retailer 3
-
$515 AUD
$361 USD
View
Retailer 4
-
$551 AUD
$386 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$551 AUD
$386 USD
View
B+
Retailer 6
-
$742 AUD
$520 USD
View
A
Retailer 7
-
$771 AUD
$540 USD
View
A
Retailer 8
-
$860 AUD
€574 EUR
View
A
Retailer 9
-
$950 AUD
ZAR 10,751 ZAR
View
A
Retailer 10
-
$971 AUD
£536 GBP
View
A
Retailer 11
-
$1,042 AUD
$730 USD
View
Retailer 12
-
$1,178 AUD
$826 USD
View
Price last confirmed 9 days ago
B+
Retailer 13
-
$1,196 AUD
$838 USD
View
B+
Retailer 14
-
$1,284 AUD
View
B+
Retailer 15
-
$1,338 AUD
$938 USD
View
B+
Retailer 16
-
$1,741 AUD
$1,220 USD
View
B+
Retailer 17
-
$1,771 AUD
$1,241 USD
View
B+
Retailer 18
-
$1,836 AUD
$1,287 USD
View
B
Retailer 19
-
$2,081 AUD
View
B
Retailer 20
-
$2,118 AUD
$1,484 USD
View
B
Retailer 21
-
$2,153 AUD
£1,188 GBP
View
B
Retailer 22
-
$2,207 AUD
£1,218 GBP
View
B
Retailer 23
-
$2,210 AUD
$1,549 USD
View
B
Retailer 24
-
$2,518 AUD
$1,765 USD
View
B
Retailer 25
-
$2,740 AUD
$1,920 USD
View
Most Expensive
Brilliant Earth
17821864A · Sep 28
$3,011 AUD
$2,110 USD
View
Price last confirmed 35 days ago
25 more retailers have this diamond
Prices start from $444 AUDSave up to $2,296 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
1.77ct Marquise
$444 AUD