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Heart|Lab Grown|GCAL

1.63ct G SI1 Heart Lab Grown Diamond

EX • G/SI1 • GCAL 302670874

Shape and cutting style on the report: Heart brilliant

Certificate GCAL 302670874

Diamond specifications and retailer prices

From €287 EUR
As of November 6, 2026
Save €1,240 EUR (81%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €1,527 EUR at MOH London · As of November 5, 2026
View at MOH London

About this 1.63ct lab-grown heart diamond

This 1.63ct lab-grown heart sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GCAL 302670874. Listed at 7 retailers as of November 5, 2026, with prices from €287 to €1,527, a €1,240 spread on the same certified stone. MOH London lists it at €1,527. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.63
Carat
G
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.4°
Pavilion angle41.9°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 302670874
Dimensions7.19 × 8.36 × 4.69 mm
L/W Ratio1.16
Culet sizeNone
Top View
7.19 mm8.36 mm1.63 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 302670874
Side View
Table 66.0%Crown 37.4°GirdlePavilion 41.9°Culet: NoneDepth 56.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: €1,527 EUR|Low: €275 EUR|High: €1,549 EUR|Avg: €751 EUR|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 3€287 EUR
Retailer 6€332 EUR
Retailer 7€433 EUR
Retailer 5€577 EUR
Retailer 8€621 EUR
Retailer 2€1,041 EUR
Retailer 4€1,259 EUR
MOH London€1,527 EUR

15 data points across 8 retailers

7 retailers€287 EUR to €1,527 EUR

A
Cheapest Retailer
-
€287 EUR
A
Retailer 2
-
€332 EUR
View
B+
Retailer 3
-
€433 EUR
View
B+
Retailer 4
-
€577 EUR
View
B
Retailer 5
-
€1,041 EUR
View
B
Retailer 6
-
€1,259 EUR
View
Most Expensive
B
MOH London
302670874 · Nov 5
€1,527 EUR
£1,342 GBP
View
6 more retailers have this diamond
Prices start from €287 EURSave up to €1,240 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.

A
1.63ct Heart
€287 EUR