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Heart|Lab Grown|IGI

1.71ct F VVS1 Heart Lab Grown Diamond

VG • F/VVS1 • IGI LGG1202302

Certificate IGI LGG1202302

Diamond specifications and retailer prices

From $371 SGD
$290 USD
As of November 1, 2026
Save $1,301 SGD (78%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,672 SGD 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 F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a very-good cut grade and certified by IGI LGG1202302. Listed at 6 retailers as of October 31, 2026, with prices from $371 to $1,672, a $1,301 spread on the same certified stone. Taylor and Hart lists it at $1,672. 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
F
Colour
VVS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LGG1202302
Dimensions7.52 × 8.23 × 4.72 mm
L/W Ratio1.09
Top View
7.52 mm8.23 mm1.71 ctF / VVS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LGG1202302
Side View
Table 49.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 57.4%

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: Nov 1
Current: $480 SGD|Low: $371 SGD|High: $1,765 SGD|Avg: $1,011 SGD|-0.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Taylor and Hart
November 2, 2026
Retailer 4$371 SGD
Retailer 1$480 SGD
Retailer 6$614 SGD
Retailer 2$802 SGD
Retailer 3$1,056 SGD
Taylor and Hart$1,672 SGD
Retailer 5$1,765 SGD

40 data points across 7 retailers

6 retailers$371 SGD to $1,672 SGD

A
Cheapest Retailer
-
$371 SGD
$290 USD
Final sale: no returns
A
Retailer 2
-
$480 SGD
£296 GBP
View
A
Retailer 3
-
$614 SGD
$480 USD
View
B+
Retailer 4
-
$802 SGD
£494 GBP
View
B+
Retailer 5
-
$1,056 SGD
A$1,270 AUD
View
Most Expensive
B
Taylor and Hart
4NAJ9YA · Oct 31
$1,672 SGD
$1,307 USD
View
5 more retailers have this diamond
Prices start from $371 SGDSave up to $1,301 SGD

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
$371 SGD