Round|Natural|GIA

1.00ct D FL Round Natural Diamond

EX • D/FL • GIA 1232456260

Certificate GIA 1232456260

Diamond specifications and retailer prices

From $10,291 USD
HK$80,400 HKD
As of October 29, 2026
Save $8,294 USD (45%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $18,585 USD at MOH London · As of October 29, 2026
View at MOH London

About this 1ct natural round diamond

This 1ct natural round sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 1232456260. Listed at 8 retailers as of October 29, 2026, with prices from $10,291 to $18,585, a $8,294 spread on the same certified stone. MOH London lists it at $18,585. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1232456260
Dimensions6.42 × 6.46 × 3.88 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
6.42 mm6.46 mm1.00 ctD / FL
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1232456260
Side View
Table 60.0%Crown 34.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.2%

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 29
Current: $18,585 USD|Low: $10,240 USD|High: $18,801 USD|Avg: $13,278 USD|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 8$10,291 USD
Retailer 7$10,983 USD
Retailer 5$11,898 USD
Retailer 2$12,677 USD
Retailer 4$12,881 USD
Retailer 6$13,976 USD
Retailer 3$14,212 USD
MOH London$18,585 USD

44 data points across 8 retailers

8 retailers$10,291 USD to $18,585 USD

A
Cheapest Retailer
-
$10,291 USD
HK$80,400 HKD
B+
Retailer 2
-
$10,983 USD
€10,460 EUR
View
B+
Retailer 3
-
$11,898 USD
View
B+
Retailer 4
-
$12,677 USD
£9,982 GBP
View
B+
Retailer 5
-
$12,881 USD
A$19,817 AUD
View
B+
Retailer 6
-
$13,976 USD
View
B+
Retailer 7
-
$14,212 USD
€13,535 EUR
View
Most Expensive
B
MOH London
42A8F6854 · Oct 29
$18,585 USD
£14,634 GBP
View
7 more retailers have this diamond
Prices start from $10,291 USDSave up to $8,294 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
1.00ct Round
$10,291 USD