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Heart|Lab Grown|IGI

1.70ct F VVS1 Heart Lab Grown Diamond

VG • F/VVS1 • IGI LGG1203320

Certificate IGI LGG1203320

Diamond specifications and retailer prices

From $512 NZD
$288 USD
As of November 1, 2026
Save $947 NZD (65%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $1,459 NZD at Aida Diamonds · As of October 28, 2026
View at Aida Diamonds

About this 1.7ct lab-grown heart diamond

This 1.7ct 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 LGG1203320. Listed at 5 retailers as of October 28, 2026, with prices from $512 to $1,459, a $947 spread on the same certified stone. Aida Diamonds lists it at $1,459. 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

1.70
Carat
F
Colour
VVS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LGG1203320
Dimensions7.61 × 8.36 × 4.66 mm
L/W Ratio1.10
Top View
7.61 mm8.36 mm1.70 ctF / VVS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LGG1203320
Side View
Table 46.0%CrownGirdlePavilionCulet: NoneDepth 55.7%

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: Nov 1
Current: $1,459 NZD|Low: $512 NZD|High: $2,440 NZD|Avg: $1,220 NZD|+0.2%
Aida Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 4$512 NZD
Retailer 2$664 NZD
Retailer 5$853 NZD
Retailer 3$1,108 NZD
Aida Diamonds$1,459 NZD
Retailer 6$2,440 NZD

39 data points across 6 retailers

5 retailers$512 NZD to $1,459 NZD

A
Cheapest Retailer
-
$512 NZD
$288 USD
Final sale: no returns
A
Retailer 2
-
$664 NZD
£294 GBP
View
B+
Retailer 3
-
$853 NZD
$480 USD
View
B+
Retailer 4
-
$1,108 NZD
£491 GBP
View
Most Expensive
B
Aida Diamonds
492886226 · Oct 28
$1,459 NZD
A$1,263 AUD
View
4 more retailers have this diamond
Prices start from $512 NZDSave up to $947 NZD

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
1.70ct Heart
$512 NZD