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Marquise|Lab Grown|IGI

1.55ct E VVS1 Marquise Lab Grown Diamond

ID • E/VVS1 • IGI LG778670292

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG778670292

Diamond specifications and retailer prices

From $244 USD
As of October 30, 2026
Save $2,106 USD (90%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,350 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.55ct lab-grown marquise diamond

This 1.55ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG778670292 or 778670292. Listed at 11 retailers as of October 29, 2026, with prices from $244 to $2,350, a $2,106 spread on the same certified stone. Do Amore Diamonds lists it at $2,350. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
E
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.1°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778670292
Dimensions12.62 × 5.95 × 3.62 mm
L/W Ratio2.12
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.62 mm5.95 mm1.55 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778670292
Side View
Table 62.0%Crown 32.1°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 60.8%

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: Oct 30
Current: $2,350 USD|Low: $244 USD|High: $2,400 USD|Avg: $842 USD|+2.2%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 5$244 USD
Retailer 9$283 USD
Retailer 3$296 USD
Retailer 6$355 USD
Retailer 12$470 USD
Retailer 8$508 USD
Retailer 4$738 USD
Retailer 10$777 USD
Retailer 2$977 USD
Retailer 7$1,075 USD
Retailer 11$1,370 USD
Do Amore Diamonds$2,350 USD

41 data points across 12 retailers

11 retailers$244 USD to $2,350 USD

A
Cheapest Retailer
-
$244 USD
A
Retailer 2
-
$283 USD
View
A
Retailer 3
-
$296 USD
View
Final sale: no returns
A
Retailer 4
-
$355 USD
£279 GBP
View
Retailer 5
-
$470 USD
View
Price last confirmed 7 days ago
A
Retailer 6
-
$508 USD
View
A
Retailer 7
-
$777 USD
A$1,196 AUD
View
B+
Retailer 8
-
$977 USD
View
B+
Retailer 9
-
$1,075 USD
View
B+
Retailer 10
-
$1,370 USD
£1,079 GBP
View
Most Expensive
B
Do Amore Diamonds
27-E2399FC17 · Oct 29
$2,350 USD
View
10 more retailers have this diamond
Prices start from $244 USDSave up to $2,106 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
1.55ct Marquise
$244 USD