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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 $256 NZD
$144 USD
As of November 1, 2026
Save $1,376 NZD (84%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,632 NZD 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 $256 to $1,632, a $1,376 spread on the same certified stone. MOH London lists it at $1,632. 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
Colour
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $1,632 NZD|Low: $227 NZD|High: $1,641 NZD|Avg: $642 NZD|+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$256 NZD
Retailer 3$295 NZD
Retailer 10$316 NZD
Retailer 8$387 NZD
Retailer 11$471 NZD
Retailer 4$539 NZD
Retailer 2$646 NZD
Retailer 5$716 NZD
Retailer 6$928 NZD
Retailer 9$1,123 NZD
MOH London$1,632 NZD

43 data points across 11 retailers

13 retailers$256 NZD to $1,632 NZD

Retailer 1
-
$238 NZD
$134 USD
Price last confirmed 40 days ago
A
Retailer 2
-
$256 NZD
$144 USD
View
Retailer 3
-
$291 NZD
$164 USD
View
Price last confirmed 41 days ago
B+
Retailer 4
-
$316 NZD
$178 USD
View
B+
Retailer 5
-
$387 NZD
$218 USD
View
B
Retailer 6
-
$471 NZD
$265 USD
View
B+
Retailer 7
-
$539 NZD
£239 GBP
View
B+
Retailer 8
-
$645 NZD
$363 USD
View
B+
Retailer 9
-
$646 NZD
£286 GBP
View
B
Retailer 10
-
$928 NZD
CA$725 CAD
View
Retailer 11
-
$1,045 NZD
$588 USD
View
Price last confirmed 42 days ago
B
Retailer 12
-
$1,123 NZD
$632 USD
View
Most Expensive
B
MOH London
320820015 · Nov 1
$1,632 NZD
£723 GBP
View
12 more retailers have this diamond
Prices start from $256 NZDSave up to $1,376 NZD

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
$256 NZD