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Heart|Lab Grown|GCAL

1.70ct E VS2 Heart Lab Grown Diamond

EX • E/VS2 • GCAL 312790130

Shape and cutting style on the report: Heart brilliant

Certificate GCAL 312790130

Diamond specifications and retailer prices

From €1,035 EUR
$1,156 USD
As of October 30, 2026
Save €1,448 EUR (58%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: €4,257 EUR at MOH London · As of November 1, 2026
View at MOH London

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 E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by GCAL 312790130. Listed at 13 retailers as of October 30, 2026, with a 140% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.70
Carat
E
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle42.2°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 312790130
Dimensions8.34 × 7.07 × 4.98 mm
L/W Ratio1.18
Culet sizeNone
Top View
8.34 mm7.07 mm1.70 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 312790130
Side View
Table 60.0%Crown 35°Girdle: MED-THKPavilion 42.2°Culet: NoneDepth 59.7%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €4,257 EUR|Low: €651 EUR|High: €8,629 EUR|Avg: €2,844 EUR|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
November 1, 2026
Retailer 6€651 EUR
Retailer 13€1,035 EUR
Retailer 12€1,126 EUR
Retailer 8€1,200 EUR
Retailer 7€1,614 EUR
Retailer 5€1,710 EUR
Retailer 15€1,719 EUR
Retailer 2€2,035 EUR
Retailer 10€2,483 EUR
Retailer 9€3,231 EUR
Retailer 11€3,231 EUR
Retailer 3€3,396 EUR
MOH London€4,257 EUR
Retailer 14€4,701 EUR
Retailer 4€8,629 EUR

24 data points across 15 retailers

13 retailers€1,035 EUR to €2,483 EUR

B+
Cheapest Retailer
-
€1,035 EUR
$1,156 USD
B+
Retailer 2
-
€1,126 EUR
$1,258 USD
View
B+
Retailer 3
-
€1,200 EUR
$1,341 USD
View
B
Retailer 4
-
€1,710 EUR
$1,910 USD
View
B
Retailer 5
-
€1,719 EUR
$1,920 USD
View
B
Retailer 6
-
€2,035 EUR
A$3,498 AUD
View
B
Retailer 7
-
€2,483 EUR
$2,774 USD
View
Retailer 8
-
€3,231 EUR
$3,610 USD
View
Price under review
Retailer 9
-
€3,231 EUR
$3,610 USD
View
Price under review
Retailer 10
-
€3,396 EUR
CA$5,270 CAD
View
Price under review
Most Expensive
MOH London
312790130 · Nov 1
€4,257 EUR
£3,745 GBP
View
Price under review
10 more retailers have this diamond
Prices start from €1,035 EURSave up to €1,448 EUR

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.

B+
1.70ct Heart
€1,035 EUR