Oval|Lab Grown|GCAL

0.79ct F SI1 Oval Lab Grown Diamond

VG • F/SI1 • GCAL 321820042

Shape and cutting style on the report: Oval brilliant

Certificate GCAL 321820042

Diamond specifications and retailer prices

From £146 GBP
$195 USD
As of November 1, 2026
Save £503 GBP (78%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £648 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 0.79ct lab-grown oval diamond

This 0.79ct lab-grown oval sits in the just-under-one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GCAL 321820042. Listed at 10 retailers as of November 1, 2026, with prices from £146 to £648, a £503 spread on the same certified stone. MOH London lists it at £648. 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

0.79
Carat
F
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle34.5°
Pavilion angle42.8°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 321820042
Dimensions7.13 × 5.26 × 3.41 mm
L/W Ratio1.36
Culet sizeNone
Top View
7.13 mm5.26 mm0.79 ctF / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGCAL 321820042
Side View
Table 61.0%Crown 34.5°Girdle: MED-THKPavilion 42.8°Culet: NoneDepth 64.9%

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 1
Current: £648 GBP|Low: £125 GBP|High: £651 GBP|Avg: £326 GBP|+6.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 8£125 GBP
Retailer 6£146 GBP
Retailer 9£188 GBP
Retailer 3£212 GBP
Retailer 2£252 GBP
Retailer 4£285 GBP
Retailer 5£363 GBP
Retailer 7£429 GBP
Retailer 10£576 GBP
MOH London£648 GBP

42 data points across 10 retailers

10 retailers£146 GBP to £648 GBP

Retailer 1
-
£125 GBP
$168 USD
Price last confirmed 8 days ago
A
Retailer 2
-
£146 GBP
$195 USD
View
B+
Retailer 3
-
£188 GBP
$252 USD
View
B+
Retailer 4
-
£212 GBP
View
B+
Retailer 5
-
£252 GBP
View
B+
Retailer 6
-
£257 GBP
$344 USD
View
B+
Retailer 7
-
£363 GBP
CA$676 CAD
View
B
Retailer 8
-
£429 GBP
$575 USD
View
B
Retailer 9
-
£576 GBP
$771 USD
View
Most Expensive
B
MOH London
321820042 · Nov 1
£648 GBP
View
9 more retailers have this diamond
Prices start from £146 GBPSave up to £503 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
0.79ct Oval
£146 GBP