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Round|Natural|GIA

2.10ct D SI1 Round Natural Diamond

EX • D/SI1 • GIA 6542415178

Certificate GIA 6542415178

Diamond specifications and retailer prices

From $21,193 AUD
₹1,417,995 INR
As of October 29, 2026
Save $13,492 AUD (39%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $34,685 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 2.1ct natural round diamond

This 2.1ct natural round sits in the two to three carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6542415178. Listed at 16 retailers as of October 29, 2026, with prices from $21,193 to $34,685, a $13,492 spread on the same certified stone. MOH London lists it at $34,685. 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

2.10
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle31.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6542415178
Dimensions8.40 × 8.42 × 4.97 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal
Top View
8.40 mm8.42 mm2.10 ctD / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 6542415178
Side View
Table 59.0%Crown 31.5°Girdle: THN-STKPavilion 41.2°Culet: NoneDepth 59.1%

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: Oct 29
Current: $34,685 AUD|Low: $21,049 AUD|High: $34,916 AUD|Avg: $25,128 AUD|-0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 4$21,193 AUD
Retailer 9$22,416 AUD
Retailer 3$23,103 AUD
Retailer 7$23,194 AUD
Retailer 8$23,367 AUD
Retailer 10$23,856 AUD
Retailer 2$24,087 AUD
Retailer 5$26,762 AUD
Retailer 6$30,383 AUD
MOH London$34,685 AUD

28 data points across 10 retailers

16 retailers$21,193 AUD to $34,685 AUD

A
Cheapest Retailer
-
$21,193 AUD
₹1,417,995 INR
A
Retailer 2
-
$22,416 AUD
$15,748 USD
View
A
Retailer 3
-
$23,103 AUD
£12,780 GBP
View
A
Retailer 4
-
$23,194 AUD
View
A
Retailer 5
-
$23,367 AUD
$16,416 USD
View
Final sale: no returns
A
Retailer 6
-
$23,856 AUD
$16,760 USD
View
A
Retailer 7
-
$24,087 AUD
£13,325 GBP
View
B+
Retailer 8
-
$24,384 AUD
$17,131 USD
View
B+
Retailer 9
-
$25,820 AUD
$18,139 USD
View
B+
Retailer 10
-
$26,010 AUD
$18,273 USD
View
B+
Retailer 11
-
$26,415 AUD
$18,558 USD
View
B+
Retailer 12
-
$26,762 AUD
€17,906 EUR
View
B+
Retailer 13
-
$27,432 AUD
$19,272 USD
View
B+
Retailer 14
-
$30,383 AUD
ZAR 344,837 ZAR
View
B
Retailer 15
-
$31,295 AUD
$21,986 USD
View
Most Expensive
B+
MOH London
B617158DB · Oct 29
$34,685 AUD
£19,187 GBP
View
15 more retailers have this diamond
Prices start from $21,193 AUDSave up to $13,492 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
2.10ct Round
$21,193 AUD