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Round|Natural|GIA

3.50ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 1533939627

Certificate GIA 1533939627

Diamond specifications and retailer prices

From $87,103 AUD
$61,185 USD
As of October 30, 2026
Save $64,778 AUD (43%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $151,880 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 3.5ct natural round diamond

This 3.5ct natural round sits in the three to five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1533939627. Listed at 16 retailers as of October 29, 2026, with prices from $87,103 to $151,880, a $64,778 spread on the same certified stone. MOH London lists it at $151,880. 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
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle40.8°
OriginNatural
Grading LabGIA
CertificateGIA 1533939627
Dimensions9.97 × 9.90 × 5.87 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Cloud, Feather, Needle
Top View
9.97 mm9.90 mm3.50 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1533939627
Side View
Table 58.0%Crown 32.5°Girdle: THN-STKPavilion 40.8°Culet: NoneDepth 59.0%

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: $151,880 AUD|Low: $87,103 AUD|High: $152,891 AUD|Avg: $106,983 AUD|+0.4%
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
October 31, 2026
Retailer 6$87,103 AUD
Retailer 4$87,661 AUD
Retailer 5$90,702 AUD
Retailer 3$92,691 AUD
Retailer 2$95,369 AUD
Retailer 9$96,731 AUD
Retailer 10$100,761 AUD
Retailer 13$100,761 AUD
Retailer 11$104,791 AUD
Retailer 14$108,823 AUD
Retailer 7$117,370 AUD
Retailer 12$124,733 AUD
Retailer 8$131,648 AUD
MOH London$151,880 AUD

32 data points across 14 retailers

16 retailers$87,103 AUD to $151,880 AUD

B+
Cheapest Retailer
-
$87,103 AUD
$61,185 USD
B+
Retailer 2
-
$87,661 AUD
$61,577 USD
View
Retailer 3
-
$90,702 AUD
View
Price last confirmed 32 days ago
B+
Retailer 4
-
$92,691 AUD
$65,110 USD
View
Retailer 5
-
$92,691 AUD
$65,110 USD
View
Price last confirmed 17 days ago
B+
Retailer 6
-
$95,369 AUD
£52,749 GBP
View
B+
Retailer 7
-
$96,731 AUD
$67,948 USD
View
B+
Retailer 8
-
$100,761 AUD
$70,779 USD
View
B+
Retailer 9
-
$100,761 AUD
$70,779 USD
View
B
Retailer 10
-
$103,485 AUD
$72,692 USD
View
B
Retailer 11
-
$104,791 AUD
$73,610 USD
View
B
Retailer 12
-
$108,823 AUD
$76,442 USD
View
B
Retailer 13
-
$117,370 AUD
€78,520 EUR
View
B
Retailer 14
-
$124,733 AUD
ZAR 1,415,475 ZAR
View
B
Retailer 15
-
$131,648 AUD
£72,815 GBP
View
Most Expensive
B
MOH London
E2E5A3ECF · Oct 29
$151,880 AUD
£84,006 GBP
View
15 more retailers have this diamond
Prices start from $87,103 AUDSave up to $64,778 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.

B+
3.50ct Round
$87,103 AUD