Round|Natural|GIA

3.50ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 5566048450

Certificate GIA 5566048450

Diamond specifications and retailer prices

From $45,479 USD
As of October 31, 2026
Save $30,845 USD (40%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $76,324 USD at MOH London · As of November 1, 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 5566048450. Listed at 14 retailers as of October 31, 2026, with prices from $45,479 to $76,324, a $30,845 spread on the same certified stone. MOH London lists it at $76,324. 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
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 5566048450
Dimensions9.54 × 9.60 × 6.10 mm
L/W Ratio1.01
Key to symbols
Crystal, Twinning Wisp, Feather, Indented Natural, Cloud, Needle
Top View
9.54 mm9.60 mm3.50 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 5566048450
Side View
Table 56.0%Crown 36.5°Girdle: ThinPavilion 41°Culet: NoneDepth 63.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $76,324 USD|Low: $41,340 USD|High: $77,244 USD|Avg: $50,919 USD|+6.5%
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
Retailer 15
Retailer 16
Retailer 17
November 1, 2026
Retailer 8$41,340 USD
Retailer 3$41,531 USD
Retailer 9$43,616 USD
Retailer 7$43,885 USD
Retailer 16$44,410 USD
Retailer 4$45,479 USD
Retailer 14$45,765 USD
Retailer 13$47,771 USD
Retailer 12$48,898 USD
Retailer 17$49,157 USD
Retailer 15$50,907 USD
Retailer 6$51,047 USD
Retailer 5$55,272 USD
Retailer 2$56,037 USD
Retailer 11$63,354 USD
Retailer 10$66,312 USD
MOH London$76,324 USD

39 data points across 17 retailers

14 retailers$45,479 USD to $76,324 USD

Retailer 1
-
$41,531 USD
Price last confirmed 22 days ago
Retailer 2
-
$43,885 USD
A$67,515 AUD
View
Price last confirmed 28 days ago
A
Retailer 3
-
$45,479 USD
View
A
Retailer 4
-
$45,765 USD
CA$63,563 CAD
View
A
Retailer 5
-
$47,771 USD
View
B+
Retailer 6
-
$48,898 USD
£38,502 GBP
View
Retailer 7
-
$49,157 USD
View
Price last confirmed 22 days ago
B+
Retailer 8
-
$50,907 USD
View
Retailer 9
-
$51,047 USD
View
Price last confirmed 23 days ago
B+
Retailer 10
-
$55,272 USD
View
B+
Retailer 11
-
$56,037 USD
€53,369 EUR
View
B
Retailer 12
-
$63,354 USD
ZAR 1,023,487 ZAR
View
B
Retailer 13
-
$66,312 USD
£52,215 GBP
View
Most Expensive
B
MOH London
0E68D16D1 · Nov 1
$76,324 USD
£60,098 GBP
View
13 more retailers have this diamond
Prices start from $45,479 USDSave up to $30,845 USD

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
3.50ct Round
$45,479 USD