Round|Natural|GIA

1.23ct F I1 Round Natural Diamond

EX • F/I1 • GIA 5566704899

Certificate GIA 5566704899

Diamond specifications and retailer prices

From $1,792 USD
HK$14,000 HKD
As of October 29, 2026
Save $3,310 USD (65%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $5,102 USD at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 1.23ct natural round diamond

This 1.23ct natural round sits in the classic one-carat band, graded F colour (colourless) and I1 clarity (included), with a top-tier cut grade and certified by GIA 5566704899. Listed at 8 retailers as of October 29, 2026, with prices from $1,792 to $5,102, a $3,310 spread on the same certified stone. NZ Jewellers lists it at $5,102. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
F
Color
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle36°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 5566704899
Dimensions6.83 × 6.84 × 4.30 mm
L/W Ratio1.00
Girdle conditionFaceted
Key to symbols
Crystal, Feather
Top View
6.83 mm6.84 mm1.23 ctF / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 5566704899
Side View
Table 57.0%Crown 36°Girdle: MediumPavilion 41.2°CuletDepth 62.8%

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: Oct 29
Current: $5,102 USD|Low: $1,792 USD|High: $5,102 USD|Avg: $2,534 USD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 7$1,792 USD
Retailer 8$2,226 USD
Retailer 5$2,441 USD
Retailer 6$2,464 USD
Retailer 2$2,553 USD
Retailer 3$2,816 USD
Retailer 4$3,033 USD
NZ Jewellers$5,102 USD

6 data points across 8 retailers

8 retailers$1,792 USD to $5,102 USD

A
Cheapest Retailer
-
$1,792 USD
HK$14,000 HKD
B+
Retailer 2
-
$2,226 USD
View
B+
Retailer 3
-
$2,441 USD
View
B+
Retailer 4
-
$2,464 USD
View
B+
Retailer 5
-
$2,553 USD
View
B+
Retailer 6
-
$2,816 USD
View
B+
Retailer 7
-
$3,033 USD
€2,889 EUR
View
Most Expensive
B
NZ Jewellers
9466b84f-65c0-4ae1-87d8-25370da40a49 · Nov 2
$5,102 USD
View
7 more retailers have this diamond
Prices start from $1,792 USDSave up to $3,310 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
$1,792 USD