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Marquise|Lab Grown|IGI

1.70ct F VVS1 Marquise Lab Grown Diamond

EX • F/VVS1 • IGI LG850631433

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG850631433

Diamond specifications and retailer prices

From $303 USD
As of November 2, 2026
Save $2,390 USD (89%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,693 USD at Yadav Diamonds · As of November 2, 2026
View at Yadav Diamonds

About this 1.7ct lab-grown marquise diamond

This 1.7ct 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 LG850631433 or 850631433. Listed at 19 retailers as of November 2, 2026, with prices from $303 to $2,693, a $2,390 spread on the same certified stone. Yadav Diamonds lists it at $2,693. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.70
Carat
F
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG850631433
Dimensions12.26 × 6.36 × 3.95 mm
L/W Ratio1.93
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.26 mm6.36 mm1.70 ctF / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG850631433
Side View
Table 62.0%Crown 36.1°Girdle: THN-MEDPavilion 40.7°Culet: NoneDepth 62.1%

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: $758 USD|Low: $303 USD|High: $2,693 USD|Avg: $946 USD
Retailer 1
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
Yadav Diamonds
November 2, 2026
Retailer 13$303 USD
Retailer 17$351 USD
Retailer 18$370 USD
Retailer 7$375 USD
Retailer 12$397 USD
Retailer 5$595 USD
Retailer 8$595 USD
Retailer 15$647 USD
Retailer 14$666 USD
Retailer 1$758 USD
Retailer 16$779 USD
Retailer 9$1,206 USD
Retailer 2$1,218 USD
Retailer 10$1,254 USD
Retailer 11$1,316 USD
Retailer 4$1,504 USD
Retailer 6$1,521 USD
Retailer 3$1,554 USD
Yadav Diamonds$2,693 USD

3 data points across 19 retailers

19 retailers$303 USD to $2,693 USD

A
Cheapest Retailer
-
$303 USD
A
Retailer 2
-
$351 USD
View
A
Retailer 3
-
$370 USD
View
Final sale: no returns
A
Retailer 4
-
$375 USD
View
A
Retailer 5
-
$397 USD
£312 GBP
View
A
Retailer 6
-
$595 USD
View
A
Retailer 7
-
$595 USD
View
A
Retailer 8
-
$647 USD
ZAR 10,453 ZAR
View
A
Retailer 9
-
$666 USD
£525 GBP
View
A
Retailer 10
-
$758 USD
View
A
Retailer 11
-
$779 USD
View
B+
Retailer 12
-
$1,206 USD
View
B+
Retailer 13
-
$1,218 USD
View
B+
Retailer 14
-
$1,254 USD
View
B
Retailer 15
-
$1,316 USD
CA$1,828 CAD
View
B
Retailer 16
-
$1,504 USD
£1,184 GBP
View
B
Retailer 17
-
$1,521 USD
View
B
Retailer 18
-
$1,554 USD
View
Most Expensive
B
Yadav Diamonds
13379465 · Nov 2
$2,693 USD
View
18 more retailers have this diamond
Prices start from $303 USDSave up to $2,390 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
1.70ct Marquise
$303 USD