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1.23ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 2231485252

Certificate GIA 2231485252

Diamond specifications and retailer prices

From $14,047 AUD
£7,770 GBP
As of October 31, 2026
1 retailer carries this diamond
Only listing: $14,047 AUD at Diamond Quarter
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 Diamond Quarter

About this 1.23ct natural round diamond

This 1.23ct natural round sits in the classic one-carat band, graded D colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2231485252. 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
D
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 2231485252
Dimensions6.82 × 6.85 × 4.22 mm
L/W Ratio1.00
Culet sizeNone
Top View
6.82 mm6.85 mm1.23 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2231485252
Side View
Table 59.0%Crown 35.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.8%

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: $6,953 AUD|Low: $6,726 AUD|High: $7,991 AUD|Avg: $7,172 AUD|-3.3%
Retailer 1
Retailer 2
Retailer 3
April 27, 2026
Retailer 2$6,726 AUD
Retailer 1$6,953 AUD
Retailer 3$7,991 AUD

12 data points across 3 retailers

1 retailer

B
Diamond Quarter
1.23SI2D22521604N · Oct 31
$14,047 AUD
£7,770 GBP
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
$14,047 AUD