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Heart|Lab Grown|IGI

1.71ct G VVS1 Heart Lab Grown Diamond

VG • G/VVS1 • IGI LGG1201814

Certificate IGI LGG1201814

Diamond specifications and retailer prices

From $410 AUD
$288 USD
As of November 1, 2026
Save $1,447 AUD (78%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,857 AUD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 1.71ct lab-grown heart diamond

This 1.71ct lab-grown heart 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 very-good cut grade and certified by IGI LGG1201814. Listed at 8 retailers as of October 31, 2026, with prices from $410 to $1,857, a $1,447 spread on the same certified stone. Taylor and Hart lists it at $1,857. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.71
Carat
G
Colour
VVS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LGG1201814
Dimensions7.58 × 8.28 × 4.54 mm
L/W Ratio1.09
Top View
7.58 mm8.28 mm1.71 ctG / VVS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LGG1201814
Side View
Table 58.0%CrownGirdlePavilionCulet: NoneDepth 54.8%

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 1
Current: $1,795 AUD|Low: $410 AUD|High: $1,960 AUD|Avg: $1,011 AUD|-8.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 6$410 AUD
Retailer 2$533 AUD
Retailer 5$683 AUD
Retailer 7$843 AUD
Retailer 3$890 AUD
Retailer 4$1,172 AUD
Retailer 1$1,795 AUD

42 data points across 7 retailers

8 retailers$410 AUD to $1,857 AUD

A
Cheapest Retailer
-
$410 AUD
$288 USD
Final sale: no returns
A
Retailer 2
-
$533 AUD
£295 GBP
View
A
Retailer 3
-
$683 AUD
$480 USD
View
B+
Retailer 4
-
$843 AUD
$592 USD
View
B+
Retailer 5
-
$890 AUD
£492 GBP
View
B+
Retailer 6
-
$1,172 AUD
View
B
Retailer 7
-
$1,795 AUD
$1,261 USD
View
Most Expensive
B
Taylor and Hart
HR7YTIS · Oct 31
$1,857 AUD
$1,304 USD
View
7 more retailers have this diamond
Prices start from $410 AUDSave up to $1,447 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 Heart
$410 AUD