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Round|Natural|GIA

3.75ct K SI2 Round Natural Diamond

EX • K/SI2 • GIA 2564669706

Certificate GIA 2564669706

Diamond specifications and retailer prices

From $37,724 AUD
As of November 5, 2026
Save $9,983 AUD (21%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $47,707 AUD at Moon Ocean · As of November 6, 2026
View at Moon Ocean

About this 3.75ct natural round diamond

This 3.75ct natural round sits in the three to five carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 2564669706. Listed at 6 retailers as of November 5, 2026, with prices from $37,724 to $47,707, a $9,983 spread on the same certified stone. Moon Ocean lists it at $47,707. 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

3.75
Carat
K
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.6°
OriginNatural
Grading LabGIA
CertificateGIA 2564669706
Dimensions9.84 × 9.90 × 6.19 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
9.84 mm9.90 mm3.75 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2564669706
Side View
Table 59.0%Crown 35°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 62.7%

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 5
Current: $47,707 AUD|Low: $37,724 AUD|High: $47,707 AUD|Avg: $41,895 AUD|+0.1%
Moon Ocean
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 6, 2026
Retailer 4$37,724 AUD
Retailer 3$40,239 AUD
Retailer 2$41,671 AUD
Retailer 5$42,525 AUD
Retailer 6$43,426 AUD
Moon Ocean$47,707 AUD

3 data points across 6 retailers

6 retailers$37,724 AUD to $47,707 AUD

A
Cheapest Retailer
-
$37,724 AUD
B+
Retailer 2
-
$40,239 AUD
View
B+
Retailer 3
-
$41,671 AUD
View
B+
Retailer 4
-
$42,525 AUD
View
B+
Retailer 5
-
$43,426 AUD
View
Most Expensive
B
Moon Ocean
NVN-FB0C0CC78-706 · Nov 6
$47,707 AUD
£26,297 GBP
View
5 more retailers have this diamond
Prices start from $37,724 AUDSave up to $9,983 AUD

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
3.75ct Round
$37,724 AUD