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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 $1,645 AUD
$1,156 USD
As of October 30, 2026
Save $2,303 AUD (58%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $6,779 AUD at MOH London · As of October 27, 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 29, 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
Colour
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: $6,779 AUD|Low: $1,035 AUD|High: $13,722 AUD|Avg: $4,563 AUD|-0.8%
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
October 29, 2026
Retailer 6$1,035 AUD
Retailer 12$1,645 AUD
Retailer 11$1,791 AUD
Retailer 2$1,909 AUD
Retailer 7$2,567 AUD
Retailer 5$2,719 AUD
Retailer 15$2,733 AUD
Retailer 14$3,236 AUD
Retailer 9$3,949 AUD
Retailer 8$5,138 AUD
Retailer 10$5,138 AUD
Retailer 3$5,401 AUD
MOH London$6,779 AUD
Retailer 13$7,476 AUD
Retailer 4$13,722 AUD

23 data points across 15 retailers

13 retailers$1,645 AUD to $3,949 AUD

B+
Cheapest Retailer
-
$1,645 AUD
$1,156 USD
B+
Retailer 2
-
$1,791 AUD
$1,258 USD
View
B+
Retailer 3
-
$1,909 AUD
$1,341 USD
View
B
Retailer 4
-
$2,719 AUD
$1,910 USD
View
B
Retailer 5
-
$2,733 AUD
$1,920 USD
View
B
Retailer 6
-
$3,236 AUD
View
B
Retailer 7
-
$3,949 AUD
$2,774 USD
View
Retailer 8
-
$5,138 AUD
$3,610 USD
View
Price under review
Retailer 9
-
$5,138 AUD
$3,610 USD
View
Price under review
Retailer 10
-
$5,401 AUD
CA$5,270 CAD
View
Price under review
Most Expensive
MOH London
312790130 · Oct 27
$6,779 AUD
£3,750 GBP
View
Price under review
10 more retailers have this diamond
Prices start from $1,645 AUDSave up to $2,303 AUD

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
$1,645 AUD