Marquise|Lab Grown|IGI

1.10ct E VVS1 Marquise Lab Grown Diamond

ID • E/VVS1 • IGI LG818685141

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818685141

Diamond specifications and retailer prices

From $276 AUD
$194 USD
As of October 30, 2026
Save $1,396 AUD (83%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $2,235 AUD at Brilliant Earth · As of September 28, 2026
View at Brilliant Earth

About this 1.1ct lab-grown marquise diamond

This 1.1ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG818685141 or 818685141. Listed at 24 retailers as of October 30, 2026, with a 506% 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

1.10
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818685141
Dimensions11.15 × 5.34 × 3.24 mm
L/W Ratio2.09
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.15 mm5.34 mm1.10 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818685141
Side View
Table 59.0%Crown 35.1°Girdle: MED-STKPavilion 39.1°Culet: NoneDepth 60.7%

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: Oct 30
Current: $625 AUD|Low: $265 AUD|High: $1,672 AUD|Avg: $749 AUD|+4.6%
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
Retailer 19
October 31, 2026
Retailer 4$276 AUD
Retailer 2$309 AUD
Retailer 9$320 AUD
Retailer 6$343 AUD
Retailer 10$343 AUD
Retailer 19$422 AUD
Retailer 14$463 AUD
Retailer 13$564 AUD
Retailer 15$588 AUD
Retailer 1$625 AUD
Retailer 7$738 AUD
Retailer 11$793 AUD
Retailer 12$824 AUD
Retailer 16$836 AUD
Retailer 8$1,102 AUD
Retailer 17$1,217 AUD
Retailer 5$1,293 AUD
Retailer 18$1,611 AUD
Retailer 3$1,672 AUD

46 data points across 19 retailers

24 retailers$276 AUD to $1,672 AUD

A
Cheapest Retailer
-
$276 AUD
$194 USD
A
Retailer 2
-
$309 AUD
$217 USD
View
Final sale: no returns
A
Retailer 3
-
$320 AUD
$225 USD
View
A
Retailer 4
-
$343 AUD
$241 USD
View
A
Retailer 5
-
$343 AUD
$241 USD
View
Retailer 6
-
$422 AUD
£233 GBP
View
Price last confirmed 14 days ago
B+
Retailer 7
-
$463 AUD
$325 USD
View
A
Retailer 8
-
$564 AUD
€377 EUR
View
A
Retailer 9
-
$588 AUD
ZAR 6,677 ZAR
View
A
Retailer 10
-
$625 AUD
£346 GBP
View
A
Retailer 11
-
$671 AUD
$471 USD
View
Retailer 12
-
$689 AUD
$484 USD
View
Price last confirmed 7 days ago
B+
Retailer 13
-
$738 AUD
View
B+
Retailer 14
-
$793 AUD
$557 USD
View
B+
Retailer 15
-
$824 AUD
$579 USD
View
B+
Retailer 16
-
$836 AUD
View
B+
Retailer 17
-
$1,102 AUD
$774 USD
View
B
Retailer 18
-
$1,156 AUD
$812 USD
View
B
Retailer 19
-
$1,178 AUD
$827 USD
View
B+
Retailer 20
-
$1,217 AUD
$855 USD
View
Retailer 21
-
$1,293 AUD
View
Price last confirmed 26 days ago
B
Retailer 22
-
$1,611 AUD
£891 GBP
View
B
Retailer 23
-
$1,672 AUD
$1,175 USD
View
Most Expensive
Brilliant Earth
21103053A · Sep 28
$2,235 AUD
$1,570 USD
View
Price last confirmed 32 days ago
23 more retailers have this diamond
Prices start from $276 AUDSave up to $1,396 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
1.10ct Marquise
$276 AUD