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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 $1,482 SGD
$1,156 USD
As of October 27, 2026
Save $2,074 SGD (58%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $6,104 SGD 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 12 retailers as of October 27, 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 27
Current: $6,104 SGD|Low: $932 SGD|High: $12,356 SGD|Avg: $4,109 SGD|-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$932 SGD
Retailer 12$1,482 SGD
Retailer 11$1,612 SGD
Retailer 2$1,719 SGD
Retailer 7$2,311 SGD
Retailer 5$2,448 SGD
Retailer 15$2,461 SGD
Retailer 14$2,914 SGD
Retailer 9$3,555 SGD
Retailer 8$4,627 SGD
Retailer 10$4,627 SGD
Retailer 3$4,863 SGD
MOH London$6,104 SGD
Retailer 13$6,731 SGD
Retailer 4$12,356 SGD

23 data points across 15 retailers

12 retailers$1,482 SGD to $3,555 SGD

B+
Cheapest Retailer
-
$1,482 SGD
$1,156 USD
B+
Retailer 2
-
$1,612 SGD
$1,258 USD
View
B+
Retailer 3
-
$1,719 SGD
$1,341 USD
View
B
Retailer 4
-
$2,448 SGD
$1,910 USD
View
B
Retailer 5
-
$2,914 SGD
A$3,498 AUD
View
B
Retailer 6
-
$3,555 SGD
$2,774 USD
View
B
Retailer 7
-
$4,627 SGD
$3,610 USD
View
Price under review
B
Retailer 8
-
$4,627 SGD
$3,610 USD
View
Price under review
B
Retailer 9
-
$4,863 SGD
CA$5,270 CAD
View
Price under review
Most Expensive
B
MOH London
312790130 · Oct 27
$6,104 SGD
£3,750 GBP
View
Price under review
9 more retailers have this diamond
Prices start from $1,482 SGDSave up to $2,074 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.

B+
1.70ct Heart
$1,482 SGD