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Marquise|Lab Grown|IGI

1.70ct F VVS2 Marquise Lab Grown Diamond

ID • F/VVS2 • IGI LG818668424

Certificate IGI LG818668424

Diamond specifications and retailer prices

From $458 USD
Save $1,382 USD (75%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,840 USD at Brilliant Earth
View at Brilliant Earth

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 VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG818668424 or 818668424. Listed at 13 retailers, with prices from $458 to $1,840 at Brilliant Earth, a $1,382 spread on the same certified stone. 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
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818668424
Dimensions12.82 × 6.19 × 3.75 mm
L/W Ratio2.07
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.82 mm6.19 mm1.70 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818668424
Side View
Table 65.0%Crown 35.5°Girdle: MED-STKPavilion 39.2°Culet: NoneDepth 60.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Sep 30
Current: $1,840 USD|Low: $417 USD|High: $2,480 USD|Avg: $963 USD|-25.8%
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
October 1, 2026
Retailer 11$458 USD
Retailer 2$581 USD
Retailer 9$592 USD
Retailer 4$654 USD
Retailer 13$718 USD
Retailer 8$788 USD
Retailer 6$1,087 USD
Retailer 5$1,146 USD
Retailer 7$1,300 USD
Retailer 12$1,326 USD
Retailer 10$1,382 USD
Retailer 3$1,386 USD
Brilliant Earth$1,840 USD

41 data points across 13 retailers

13 retailers$458 USD to $1,840 USD

B
Cheapest Retailer
-
$458 USD
B+
Retailer 2
-
$581 USD
ZAR 9,394 ZAR
View
B+
Retailer 3
-
$593 USD
£467 GBP
View
B
Retailer 4
-
$654 USD
View
B
Retailer 5
-
$718 USD
View
B
Retailer 6
-
$788 USD
View
B
Retailer 7
-
$1,087 USD
A$1,672 AUD
View
C
Retailer 8
-
$1,146 USD
View
C
Retailer 9
-
$1,300 USD
View
C
Retailer 10
-
$1,326 USD
£1,044 GBP
View
C
Retailer 11
-
$1,382 USD
£1,088 GBP
View
C
Retailer 12
-
$1,414 USD
View
Most Expensive
C
Brilliant Earth
21041540A · Oct 1
$1,840 USD
View
12 more retailers have this diamond
Prices start from $458 USDSave up to $1,382 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.

B+
1.70ct Marquise
$458 USD