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Round|Natural|GIA

3.50ct G SI2 Round Natural Diamond

EX • G/SI2

Diamond specifications and retailer prices

From $71,404 NZD
CA$55,894 CAD
As of October 30, 2026
Save $19,788 NZD (22%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $91,192 NZD at Moon Ocean · As of October 30, 2026
View at Moon Ocean

About this 3.5ct natural round diamond

This 3.5ct natural round sits in the three to five carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA. Listed at 12 retailers as of October 30, 2026, with prices from $71,404 to $91,192, a $19,788 spread on the same certified stone. Moon Ocean lists it at $91,192. 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

3.50
Carat
G
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
Dimensions9.61 × 9.66 × 6.00 mm
L/W Ratio1.01
Top View
9.61 mm9.66 mm3.50 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA
Side View
Table 58.0%CrownGirdle: Slightly ThickPavilionCulet: NoneDepth 62.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $91,192 NZD|Low: $71,404 NZD|High: $94,390 NZD|Avg: $81,754 NZD|-1.8%
Moon Ocean
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 2$71,404 NZD
Retailer 3$73,921 NZD
Retailer 9$74,109 NZD
Retailer 4$77,001 NZD
Retailer 8$77,001 NZD
Retailer 6$80,076 NZD
Retailer 5$80,081 NZD
Retailer 10$83,161 NZD
Retailer 7$86,236 NZD
Moon Ocean$91,192 NZD

29 data points across 10 retailers

12 retailers$71,404 NZD to $91,192 NZD

B+
Cheapest Retailer
-
$71,404 NZD
CA$55,894 CAD
B+
Retailer 2
-
$73,921 NZD
$41,662 USD
View
B+
Retailer 3
-
$74,109 NZD
$41,768 USD
View
B+
Retailer 4
-
$77,001 NZD
$43,398 USD
View
B+
Retailer 5
-
$77,001 NZD
$43,398 USD
View
Retailer 6
-
$78,861 NZD
$44,446 USD
View
Price last confirmed 28 days ago
B+
Retailer 7
-
$80,076 NZD
$45,131 USD
View
B+
Retailer 8
-
$80,081 NZD
$45,134 USD
View
B+
Retailer 9
-
$83,161 NZD
$46,870 USD
View
Retailer 10
-
$85,168 NZD
$48,001 USD
View
Price last confirmed 29 days ago
B
Retailer 11
-
$86,236 NZD
$48,603 USD
View
Most Expensive
B
Moon Ocean
NVN-E1183CDBF-236 · Oct 30
$91,192 NZD
£40,469 GBP
View
11 more retailers have this diamond
Prices start from $71,404 NZDSave up to $19,788 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+
3.50ct Round
$71,404 NZD