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Oval|Natural|GIA

1.21ct H SI2 Oval Natural Diamond

ID • H/SI2 • GIA 2544162127

Certificate GIA 2544162127

Diamond specifications and retailer prices

From $3,930 AUD
$2,754 USD
As of November 2, 2026
Save $4,905 AUD (56%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $8,834 AUD at Queensmith · As of October 28, 2026
View at Queensmith

About this 1.21ct natural oval diamond

This 1.21ct natural oval sits in the classic one-carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 2544162127. Listed at 14 retailers as of October 28, 2026, with prices from $3,930 to $8,834, a $4,905 spread on the same certified stone. Queensmith lists it at $8,834. 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

1.21
Carat
H
Colour
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2544162127
Dimensions8.54 × 6.07 × 3.71 mm
L/W Ratio1.41
Top View
8.54 mm6.07 mm1.21 ctH / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 2544162127
Side View
Table 62.0%CrownGirdle: STK-THKPavilionCulet: NoneDepth 61.1%

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: Nov 2
Current: $8,834 AUD|Low: $3,661 AUD|High: $8,871 AUD|Avg: $5,457 AUD|+2.7%
Queensmith
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 2$3,930 AUD
Retailer 6$4,329 AUD
Retailer 7$4,466 AUD
Retailer 8$4,466 AUD
Retailer 9$4,840 AUD
Retailer 3$4,912 AUD
Retailer 5$5,548 AUD
Retailer 4$7,926 AUD
Queensmith$8,834 AUD

44 data points across 9 retailers

14 retailers$3,930 AUD to $8,834 AUD

A
Cheapest Retailer
-
$3,930 AUD
$2,754 USD
Final sale: no returns
Retailer 2
-
$4,294 AUD
$3,009 USD
View
Price last confirmed 15 days ago
Retailer 3
-
$4,294 AUD
$3,009 USD
View
Price last confirmed 17 days ago
B+
Retailer 4
-
$4,329 AUD
$3,034 USD
View
Retailer 5
-
$4,459 AUD
$3,125 USD
View
Price last confirmed 17 days ago
B+
Retailer 6
-
$4,466 AUD
$3,130 USD
View
B+
Retailer 7
-
$4,466 AUD
$3,130 USD
View
B+
Retailer 8
-
$4,840 AUD
View
B+
Retailer 9
-
$4,912 AUD
£2,711 GBP
View
Retailer 10
-
$4,954 AUD
$3,472 USD
View
Price last confirmed 15 days ago
B+
Retailer 11
-
$5,548 AUD
€3,703 EUR
View
B
Retailer 12
-
$7,926 AUD
£4,374 GBP
View
Retailer 13
-
$8,257 AUD
$5,787 USD
View
Price last confirmed 16 days ago
Most Expensive
B
Queensmith
2544162127 · Oct 28
$8,834 AUD
£4,875 GBP
View
13 more retailers have this diamond
Prices start from $3,930 AUDSave up to $4,905 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
1.21ct Oval
$3,930 AUD