Round|Natural|GIA

1.00ct D FL Round Natural Diamond

EX • D/FL • GIA 6525055177

Certificate GIA 6525055177

Diamond specifications and retailer prices

From $9,881 USD
€9,410 EUR
As of October 29, 2026
Save $7,069 USD (42%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $16,949 USD at MOH London · As of October 26, 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 6525055177. Listed at 8 retailers as of October 26, 2026, with prices from $9,881 to $16,949, a $7,069 spread on the same certified stone. MOH London lists it at $16,949. 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 angle35°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 6525055177
Dimensions6.34 × 6.39 × 3.97 mm
L/W Ratio1.01
Culet sizeNone
Top View
6.34 mm6.39 mm1.00 ctD / FL
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6525055177
Side View
Table 59.0%Crown 35°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.4%

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: $16,949 USD|Low: $9,870 USD|High: $17,233 USD|Avg: $12,347 USD|-1.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 4$9,881 USD
Retailer 6$10,740 USD
Retailer 3$10,778 USD
Retailer 7$11,393 USD
Retailer 8$11,779 USD
Retailer 5$12,705 USD
Retailer 2$12,886 USD
MOH London$16,949 USD

29 data points across 8 retailers

8 retailers$9,881 USD to $16,949 USD

A
Cheapest Retailer
-
$9,881 USD
€9,410 EUR
A
Retailer 2
-
$10,740 USD
View
B+
Retailer 3
-
$10,778 USD
View
B+
Retailer 4
-
$11,393 USD
£8,971 GBP
View
B+
Retailer 5
-
$11,779 USD
A$18,122 AUD
View
B+
Retailer 6
-
$12,705 USD
View
B+
Retailer 7
-
$12,886 USD
€12,272 EUR
View
Most Expensive
B
MOH London
182BEDA0C · Oct 26
$16,949 USD
£13,346 GBP
View
7 more retailers have this diamond
Prices start from $9,881 USDSave up to $7,069 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
$9,881 USD