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Round|Natural|GIA

5.03ct F SI1 Round Natural Diamond

EX • F/SI1 • GIA 5231840550

Certificate GIA 5231840550

Diamond specifications and retailer prices

From $199,406 NZD
$112,196 USD
As of November 2, 2026
13 retailers carry this diamond
Most expensive: $349,733 NZD at MOH London · As of October 15, 2026
View at MOH London

About this 5.03ct natural round diamond

This 5.03ct natural round sits in the over five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 5231840550. Listed at 13 retailers as of November 2, 2026. 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

5.03
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 5231840550
Dimensions10.87 × 10.95 × 6.79 mm
L/W Ratio1.01
Top View
10.87 mm10.95 mm5.03 ctF / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5231840550
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.2%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $349,733 NZD|Low: $184,839 NZD|High: $354,543 NZD|Avg: $230,702 NZD|-1.2%
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 15, 2026
Retailer 13$184,839 NZD
Retailer 4$193,436 NZD
Retailer 3$199,406 NZD
Retailer 14$201,167 NZD
Retailer 2$203,815 NZD
Retailer 16$208,300 NZD
Retailer 6$210,777 NZD
Retailer 15$220,741 NZD
Retailer 9$230,114 NZD
Retailer 5$234,895 NZD
Retailer 7$237,351 NZD
Retailer 10$238,247 NZD
Retailer 8$239,065 NZD
Retailer 11$246,192 NZD
Retailer 12$267,461 NZD
MOH London$349,733 NZD

17 data points across 16 retailers

13 retailers

Retailer 1
-
$184,839 NZD
HK$812,500 HKD
Price last confirmed 19 days ago
B+
Retailer 2
-
$199,406 NZD
$112,196 USD
View
Final sale: no returns
Retailer 3
-
$203,815 NZD
$114,677 USD
View
Price last confirmed 17 days ago
Retailer 4
-
$208,300 NZD
$117,200 USD
View
Price last confirmed 18 days ago
Retailer 5
-
$210,777 NZD
SGD 160,262 SGD
View
Price last confirmed 24 days ago
Retailer 6
-
$230,114 NZD
$129,474 USD
View
Price last confirmed 19 days ago
Retailer 7
-
$230,793 NZD
$129,856 USD
View
Price last confirmed 22 days ago
Retailer 8
-
$233,658 NZD
$131,468 USD
View
Price last confirmed 34 days ago
Retailer 9
-
$234,895 NZD
$132,164 USD
View
Price last confirmed 18 days ago
Retailer 10
-
$237,351 NZD
$133,546 USD
View
Price last confirmed 19 days ago
Retailer 11
-
$240,024 NZD
$135,050 USD
View
Price last confirmed 24 days ago
Retailer 12
-
$249,256 NZD
$140,244 USD
View
Price last confirmed 22 days ago
Most Expensive
MOH London
9CC324E22 · Oct 15
$349,733 NZD
£154,943 GBP
View
Price last confirmed 19 days ago
12 more retailers have this diamond
Prices start from $199,406 NZD

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+
5.03ct Round
$199,406 NZD