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 $288 USD
As of October 30, 2026
Save $1,016 USD (78%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,304 USD 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 30, 2026, with prices from $288 to $1,304, a $1,016 spread on the same certified stone. Taylor and Hart lists it at $1,304. 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
Color
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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,261 USD|Low: $288 USD|High: $1,377 USD|Avg: $712 USD|-8.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 31, 2026
Retailer 6$288 USD
Retailer 3$376 USD
Retailer 5$480 USD
Retailer 7$592 USD
Retailer 2$625 USD
Retailer 4$824 USD
Retailer 1$1,261 USD

43 data points across 7 retailers

8 retailers$288 USD to $1,304 USD

A
Cheapest Retailer
-
$288 USD
Final sale: no returns
A
Retailer 2
-
$376 USD
£296 GBP
View
A
Retailer 3
-
$480 USD
View
B+
Retailer 4
-
$592 USD
View
B+
Retailer 5
-
$625 USD
£492 GBP
View
B+
Retailer 6
-
$824 USD
A$1,267 AUD
View
B
Retailer 7
-
$1,261 USD
View
Most Expensive
B
Taylor and Hart
HR7YTIS · Oct 31
$1,304 USD
View
7 more retailers have this diamond
Prices start from $288 USDSave up to $1,016 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
1.71ct Heart
$288 USD