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Round|Natural|GIA

4.02ct M SI2 Round Natural Diamond

EX • M/SI2 • GIA 7541347380

Certificate GIA 7541347380

Diamond specifications and retailer prices

From $29,805 NZD
As of November 1, 2026
Save $19,141 NZD (39%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $48,946 NZD at NZ Jewellers · As of October 20, 2026
View at NZ Jewellers

About this 4.02ct natural round diamond

This 4.02ct natural round sits in the three to five carat band, graded M colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7541347380. Listed at 13 retailers as of October 30, 2026, with a 64% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

4.02
Carat
M
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.4°
OriginNatural
Grading LabGIA
CertificateGIA 7541347380
Dimensions10.09 × 10.15 × 6.37 mm
L/W Ratio1.01
Cert comments
Pinpoints, clouds and surface graining are not shown.
Key to symbols
Twinning Wisp, Crystal, Feather, Needle
Top View
10.09 mm10.15 mm4.02 ctM / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7541347380
Side View
Table 57.0%Crown 35.5°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.9%

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 1
Current: $48,946 NZD|Low: $30,103 NZD|High: $48,946 NZD|Avg: $39,603 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 4, 2026
Retailer 4$30,131 NZD
Retailer 8$35,640 NZD
Retailer 10$36,548 NZD
Retailer 3$37,556 NZD
Retailer 5$40,043 NZD
Retailer 9$40,353 NZD
Retailer 2$40,465 NZD
Retailer 6$41,315 NZD
Retailer 7$42,904 NZD
NZ Jewellers$48,946 NZD

28 data points across 10 retailers

13 retailers$29,805 NZD to $48,946 NZD

A
Cheapest Retailer
-
$29,805 NZD
A
Retailer 2
-
$30,131 NZD
View
A
Retailer 3
-
$35,640 NZD
View
A
Retailer 4
-
$37,556 NZD
View
Retailer 5
-
$40,043 NZD
View
Price last confirmed 8 days ago
Retailer 6
-
$40,043 NZD
View
Price last confirmed 22 days ago
B+
Retailer 7
-
$40,353 NZD
View
B+
Retailer 8
-
$40,465 NZD
View
B+
Retailer 9
-
$41,315 NZD
View
Retailer 10
-
$41,315 NZD
View
Price last confirmed 17 days ago
B+
Retailer 11
-
$42,904 NZD
View
B+
Retailer 12
-
$48,946 NZD
View
Most Expensive
NZ Jewellers
f80dec45-eb71-4c24-bad6-41071b140d49 · Oct 20
$48,946 NZD
$27,515 USD
View
Price last confirmed 16 days ago
12 more retailers have this diamond
Prices start from $29,805 NZDSave up to $19,141 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
4.02ct Round
$29,805 NZD