Round|Natural|GIA

5.05ct F SI2 Round Natural Diamond

EX • F/SI2 • GIA 1565178921

Certificate GIA 1565178921

Diamond specifications and retailer prices

From $151,099 NZD
£67,055 GBP
As of November 2, 2026
Save $86,178 NZD (36%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $237,277 NZD at MOH London · As of November 1, 2026
View at MOH London

About this 5.05ct natural round diamond

This 5.05ct natural round sits in the over five carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1565178921. Listed at 10 retailers as of November 1, 2026, with prices from $151,099 to $237,277, a $86,178 spread on the same certified stone. MOH London lists it at $237,277. 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

5.05
Carat
F
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1565178921
Dimensions10.93 × 11.02 × 6.79 mm
L/W Ratio1.01
Star length45%
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Needle
Top View
10.93 mm11.02 mm5.05 ctF / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1565178921
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.8%

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: Nov 2
Current: $237,277 NZD|Low: $149,844 NZD|High: $240,136 NZD|Avg: $175,266 NZD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 2, 2026
Retailer 3$151,099 NZD
Retailer 10$153,724 NZD
Retailer 5$158,259 NZD
Retailer 2$160,329 NZD
Retailer 9$167,700 NZD
Retailer 4$170,928 NZD
Retailer 8$174,689 NZD
Retailer 7$181,676 NZD
Retailer 6$188,663 NZD
MOH London$237,277 NZD

18 data points across 10 retailers

10 retailers$151,099 NZD to $237,277 NZD

A
Cheapest Retailer
-
$151,099 NZD
£67,055 GBP
A
Retailer 2
-
$153,724 NZD
$86,639 USD
View
Final sale: no returns
A
Retailer 3
-
$158,259 NZD
$89,195 USD
View
A
Retailer 4
-
$160,329 NZD
£71,151 GBP
View
Retailer 5
-
$167,700 NZD
$94,516 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$170,928 NZD
€91,748 EUR
View
B+
Retailer 7
-
$174,689 NZD
$98,455 USD
View
B+
Retailer 8
-
$181,676 NZD
$102,393 USD
View
B+
Retailer 9
-
$188,663 NZD
$106,331 USD
View
Most Expensive
B+
MOH London
8CF8E73CA · Nov 1
$237,277 NZD
£105,299 GBP
View
9 more retailers have this diamond
Prices start from $151,099 NZDSave up to $86,178 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.

A
5.05ct Round
$151,099 NZD