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Round|Natural|GIA

2.12ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 1555132973

Certificate GIA 1555132973

Diamond specifications and retailer prices

From $19,765 AUD
As of November 4, 2026
Save $18,031 AUD (48%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $37,795 AUD at With Clarity · As of November 5, 2026
View at With Clarity

About this 2.12ct natural round diamond

This 2.12ct natural round sits in the two to three carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 1555132973. Listed at 17 retailers as of November 4, 2026, with prices from $19,765 to $37,795, a $18,031 spread on the same certified stone. With Clarity lists it at $37,795. 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

2.12
Carat
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 1555132973
Dimensions8.13 × 8.18 × 5.11 mm
L/W Ratio1.01
Culet sizeNone
Key to symbols
Cloud, Crystal, Feather, Needle
Top View
8.13 mm8.18 mm2.12 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1555132973
Side View
Table 57.0%Crown 35°Girdle: Slightly ThickPavilion 41°Culet: NoneDepth 62.7%

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: $25,947 AUD|Low: $19,765 AUD|High: $37,795 AUD|Avg: $26,606 AUD|-0.9%
Retailer 1
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
With Clarity
November 5, 2026
Retailer 3$19,765 AUD
Retailer 15$20,546 AUD
Retailer 2$21,665 AUD
Retailer 14$22,973 AUD
Retailer 13$25,280 AUD
Retailer 1$25,947 AUD
Retailer 11$26,456 AUD
Retailer 4$26,480 AUD
Retailer 5$27,042 AUD
Retailer 6$27,042 AUD
Retailer 7$27,941 AUD
Retailer 9$28,217 AUD
Retailer 10$29,211 AUD
Retailer 12$33,058 AUD
Retailer 8$36,347 AUD
With Clarity$37,795 AUD

21 data points across 16 retailers

17 retailers$19,765 AUD to $37,795 AUD

B+
Cheapest Retailer
-
$19,765 AUD
Retailer 2
-
$20,546 AUD
View
Price last confirmed 8 days ago
B+
Retailer 3
-
$21,665 AUD
View
B+
Retailer 4
-
$22,973 AUD
View
B
Retailer 5
-
$25,280 AUD
View
B+
Retailer 6
-
$25,947 AUD
View
Retailer 7
-
$26,252 AUD
View
Price last confirmed 39 days ago
B
Retailer 8
-
$26,456 AUD
View
Retailer 9
-
$26,480 AUD
View
Price last confirmed 14 days ago
B
Retailer 10
-
$27,042 AUD
View
B
Retailer 11
-
$27,042 AUD
View
B
Retailer 12
-
$27,941 AUD
View
B
Retailer 13
-
$28,217 AUD
View
B
Retailer 14
-
$29,211 AUD
View
B
Retailer 15
-
$33,058 AUD
View
B
Retailer 16
-
$36,347 AUD
View
Most Expensive
B
With Clarity
1555132973 · Nov 5
$37,795 AUD
$26,458 USD
View
16 more retailers have this diamond
Prices start from $19,765 AUDSave up to $18,031 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+
2.12ct Round
$19,765 AUD