Oval|Lab Grown|GCAL

0.90ct F SI1 Oval Lab Grown Diamond

VG • F/SI1 • GCAL 320820015

Shape and cutting style on the report: Oval brilliant

Certificate GCAL 320820015

Diamond specifications and retailer prices

From $144 USD
As of November 1, 2026
Save $774 USD (84%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $918 USD at MOH London · As of November 1, 2026
View at MOH London

About this 0.9ct lab-grown oval diamond

This 0.9ct 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 320820015. Listed at 13 retailers as of November 1, 2026, with prices from $144 to $918, a $774 spread on the same certified stone. MOH London lists it at $918. 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

0.90
Carat
F
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishGood
SymmetryVery Good
FluorescenceNone
Crown angle34.5°
Pavilion angle40.2°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 320820015
Dimensions7.56 × 5.47 × 3.42 mm
L/W Ratio1.38
Culet sizeNone
Top View
7.56 mm5.47 mm0.90 ctF / SI1
OriginLab Grown
CutVery Good
PolishGood
SymmetryVery Good
FluorescenceNone
CertificateGCAL 320820015
Side View
Table 55.0%Crown 34.5°Girdle: MED-THKPavilion 40.2°Culet: NoneDepth 62.6%

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: $918 USD|Low: $128 USD|High: $923 USD|Avg: $361 USD|+7.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 7$144 USD
Retailer 3$166 USD
Retailer 10$178 USD
Retailer 8$218 USD
Retailer 11$265 USD
Retailer 4$304 USD
Retailer 2$363 USD
Retailer 5$403 USD
Retailer 6$522 USD
Retailer 9$632 USD
MOH London$918 USD

43 data points across 11 retailers

13 retailers$144 USD to $918 USD

Retailer 1
-
$134 USD
Price last confirmed 39 days ago
A
Retailer 2
-
$144 USD
View
Retailer 3
-
$164 USD
View
Price last confirmed 41 days ago
B+
Retailer 4
-
$178 USD
View
B+
Retailer 5
-
$218 USD
View
B
Retailer 6
-
$265 USD
View
B+
Retailer 7
-
$304 USD
£239 GBP
View
B+
Retailer 8
-
$363 USD
View
B+
Retailer 9
-
$363 USD
£286 GBP
View
B
Retailer 10
-
$522 USD
CA$725 CAD
View
Retailer 11
-
$588 USD
View
Price last confirmed 41 days ago
B
Retailer 12
-
$632 USD
View
Most Expensive
B
MOH London
320820015 · Nov 1
$918 USD
£723 GBP
View
12 more retailers have this diamond
Prices start from $144 USDSave up to $774 USD

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
0.90ct Oval
$144 USD