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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 £215 GBP
$288 USD
As of November 1, 2026
Save £398 GBP (65%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £613 GBP 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 £215 to £613, a £398 spread on the same certified stone. Aida Diamonds lists it at £613. 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: £613 GBP|Low: £215 GBP|High: £1,025 GBP|Avg: £512 GBP|+0.2%
Aida Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 4£215 GBP
Retailer 2£279 GBP
Retailer 5£358 GBP
Retailer 3£465 GBP
Aida Diamonds£613 GBP
Retailer 6£1,025 GBP

40 data points across 6 retailers

5 retailers£215 GBP to £613 GBP

A
Cheapest Retailer
-
£215 GBP
$288 USD
Final sale: no returns
A
Retailer 2
-
£279 GBP
View
B+
Retailer 3
-
£358 GBP
$480 USD
View
B+
Retailer 4
-
£465 GBP
View
Most Expensive
B
Aida Diamonds
492886226 · Oct 28
£613 GBP
A$1,263 AUD
View
4 more retailers have this diamond
Prices start from £215 GBPSave up to £398 GBP

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
£215 GBP