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Round|Natural|GIA

4.86ct K SI1 Round Natural Diamond

VG • K/SI1 • GIA 5476363128

Certificate GIA 5476363128

Diamond specifications and retailer prices

From $59,748 AUD
As of November 4, 2026
Save $42,940 AUD (42%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $102,689 AUD at MOH London · As of November 4, 2026
View at MOH London

About this 4.86ct natural round diamond

This 4.86ct natural round sits in the three to five carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 5476363128. Listed at 12 retailers as of November 4, 2026, with prices from $59,748 to $102,689, a $42,940 spread on the same certified stone. MOH London lists it at $102,689. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

4.86
Carat
K
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 5476363128
Dimensions10.80 × 10.87 × 6.63 mm
L/W Ratio1.01
Star length55%
Lower girdle80%
Top View
10.80 mm10.87 mm4.86 ctK / SI1
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 5476363128
Side View
Table 62.0%Crown 34.5°GirdlePavilion 41.2°Culet: NDepth 61.2%

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: Nov 4
Current: $102,689 AUD|Low: $59,748 AUD|High: $114,761 AUD|Avg: $76,550 AUD|-9.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 6$59,748 AUD
Retailer 7$63,883 AUD
Retailer 5$64,327 AUD
Retailer 3$65,308 AUD
Retailer 8$70,514 AUD
Retailer 9$72,606 AUD
Retailer 4$79,372 AUD
Retailer 2$82,047 AUD
MOH London$102,689 AUD

39 data points across 9 retailers

12 retailers$59,748 AUD to $102,689 AUD

B+
Cheapest Retailer
-
$59,748 AUD
B+
Retailer 2
-
$63,883 AUD
View
Retailer 3
-
$64,327 AUD
View
Price last confirmed 9 days ago
B+
Retailer 4
-
$65,308 AUD
View
B
Retailer 5
-
$70,514 AUD
View
Retailer 6
-
$75,632 AUD
View
Price last confirmed 69 days ago
Retailer 7
-
$75,632 AUD
View
Price last confirmed 48 days ago
Retailer 8
-
$78,657 AUD
View
Price last confirmed 48 days ago
B
Retailer 9
-
$79,372 AUD
View
Retailer 10
-
$81,683 AUD
View
Price last confirmed 45 days ago
B
Retailer 11
-
$82,047 AUD
View
Most Expensive
B
MOH London
AB9127D19 · Nov 4
$102,689 AUD
£56,603 GBP
View
11 more retailers have this diamond
Prices start from $59,748 AUDSave up to $42,940 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+
4.86ct Round
$59,748 AUD