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Round|Lab Grown|IGI

1.71ct G VVS1 Round Lab Grown Diamond

EX • G/VVS1 • IGI LG780612257

Shape and cutting style on the report: Round brilliant

Certificate IGI LG780612257

Diamond specifications and retailer prices

From $452 AUD
$318 USD
As of October 29, 2026
Save $1,807 AUD (80%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,259 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 1.71ct lab-grown round diamond

This 1.71ct lab-grown round sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG780612257 or 780612257. Listed at 14 retailers as of October 29, 2026, with prices from $452 to $2,259, a $1,807 spread on the same certified stone. MOH London lists it at $2,259. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.71
Carat
G
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780612257
Dimensions7.79 × 7.76 × 4.59 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.79 mm7.76 mm1.71 ctG / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780612257
Side View
Table 61.0%Crown 32.9°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 59.0%

Caratlytics Score

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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 29
Current: $2,259 AUD|Low: $434 AUD|High: $2,274 AUD|Avg: $1,043 AUD|-0.3%
MOH London
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
October 29, 2026
Retailer 14$452 AUD
Retailer 16$506 AUD
Retailer 13$525 AUD
Retailer 12$560 AUD
Retailer 7$566 AUD
Retailer 6$754 AUD
Retailer 9$825 AUD
Retailer 8$955 AUD
Retailer 4$978 AUD
Retailer 2$1,004 AUD
Retailer 3$1,014 AUD
Retailer 10$1,307 AUD
Retailer 11$1,803 AUD
Retailer 5$1,882 AUD
Retailer 15$2,174 AUD
MOH London$2,259 AUD

29 data points across 16 retailers

14 retailers$452 AUD to $2,259 AUD

A
Cheapest Retailer
-
$452 AUD
$318 USD
A
Retailer 2
-
$506 AUD
$356 USD
View
Final sale: no returns
A
Retailer 3
-
$525 AUD
$369 USD
View
A
Retailer 4
-
$560 AUD
$394 USD
View
A
Retailer 5
-
$754 AUD
$530 USD
View
A
Retailer 6
-
$825 AUD
£457 GBP
View
B+
Retailer 7
-
$955 AUD
ZAR 10,850 ZAR
View
Price last confirmed 41 days ago
B+
Retailer 8
-
$978 AUD
$688 USD
View
B+
Retailer 9
-
$1,004 AUD
£556 GBP
View
B+
Retailer 10
-
$1,307 AUD
View
B
Retailer 11
-
$1,803 AUD
$1,268 USD
View
B
Retailer 12
-
$1,882 AUD
$1,324 USD
View
B
Retailer 13
-
$2,174 AUD
$1,529 USD
View
Most Expensive
B
MOH London
LG780612257 · Oct 29
$2,259 AUD
£1,251 GBP
View
13 more retailers have this diamond
Prices start from $452 AUDSave up to $1,807 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
1.71ct Round
$452 AUD