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Round|Natural|GIA

1.23ct D SI2 Round Natural Diamond

EX • D/SI2 • GIA 7541629448

Certificate GIA 7541629448

Diamond specifications and retailer prices

From $2,291 USD
HK$17,900 HKD
As of October 30, 2026
Save $2,846 USD (55%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $5,137 USD at MOH London · As of October 29, 2026
View at MOH London

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 7541629448. Listed at 16 retailers as of October 29, 2026, with prices from $2,291 to $5,137, a $2,846 spread on the same certified stone. MOH London lists it at $5,137. 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
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle36°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 7541629448
Dimensions6.78 × 6.81 × 4.25 mm
L/W Ratio1.00
Girdle conditionFaceted
Top View
6.78 mm6.81 mm1.23 ctD / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 7541629448
Side View
Table 57.0%Crown 36°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.5%

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: Oct 30
Current: $5,137 USD|Low: $2,291 USD|High: $5,659 USD|Avg: $3,233 USD|-9.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 30, 2026
Retailer 7$2,291 USD
Retailer 9$2,474 USD
Retailer 3$2,478 USD
Retailer 4$2,523 USD
Retailer 11$2,555 USD
Retailer 5$2,564 USD
Retailer 6$2,768 USD
Retailer 14$2,868 USD
Retailer 15$3,020 USD
Retailer 16$3,020 USD
Retailer 12$3,120 USD
Retailer 10$3,173 USD
Retailer 2$3,365 USD
Retailer 13$3,623 USD
Retailer 8$3,625 USD
MOH London$5,137 USD

29 data points across 16 retailers

16 retailers$2,291 USD to $5,137 USD

A
Cheapest Retailer
-
$2,291 USD
HK$17,900 HKD
A
Retailer 2
-
$2,474 USD
View
A
Retailer 3
-
$2,478 USD
View
A
Retailer 4
-
$2,523 USD
View
A
Retailer 5
-
$2,555 USD
View
Final sale: no returns
A
Retailer 6
-
$2,564 USD
A$3,944 AUD
View
A
Retailer 7
-
$2,768 USD
View
A
Retailer 8
-
$2,868 USD
View
A
Retailer 9
-
$3,020 USD
View
A
Retailer 10
-
$3,020 USD
View
A
Retailer 11
-
$3,120 USD
View
A
Retailer 12
-
$3,173 USD
£2,498 GBP
View
A
Retailer 13
-
$3,365 USD
€3,205 EUR
View
A
Retailer 14
-
$3,623 USD
View
Retailer 15
-
$3,625 USD
View
Price last confirmed 7 days ago
Most Expensive
B+
MOH London
86167BD04 · Oct 29
$5,137 USD
£4,045 GBP
View
15 more retailers have this diamond
Prices start from $2,291 USDSave up to $2,846 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
1.23ct Round
$2,291 USD