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1.23ct H SI1 Round Lab Grown Diamond

EX • H/SI1 • GCAL 322290635

Shape and cutting style on the report: Round brilliant

Certificate GCAL 322290635

Diamond specifications and retailer prices

From €2,996 EUR
$3,347 USD
As of October 31, 2026
1 retailer carries this diamond
Only listing: €2,996 EUR at Taylor and Hart
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Taylor and Hart

About this 1.23ct lab-grown round diamond

This 1.23ct lab-grown round sits in the classic one-carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GCAL 322290635. Listed at a single retailer as of October 31, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

1.23
Carat
H
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.8°
OriginLab Grown
Grading LabGCAL
CertificateGCAL 322290635
Dimensions6.80 × 6.82 × 4.29 mm
L/W Ratio1.00
Culet sizeNone
Top View
6.80 mm6.82 mm1.23 ctH / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGCAL 322290635
Side View
Table 56.0%Crown 36°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.9%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 31
Current: €2,996 EUR|Low: €2,996 EUR|High: €2,996 EUR|Avg: €2,996 EUR
March 25, 2026
Taylor and Hart€2,996 EUR

1 data point across 1 retailer

1 retailer

B
Taylor and Hart
FVSTBSC · Oct 31
€2,996 EUR
$3,347 USD
View

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
1.23ct Round
€2,996 EUR