CaratHunter
Plans
Oval|Natural|GIA

1.21ct I SI2 Oval Natural Diamond

EX • I/SI2 • GIA 6502903340

Certificate GIA 6502903340

Diamond specifications and retailer prices

From $3,167 AUD
As of November 4, 2026
Save $5,490 AUD (63%) vs most expensive(unlock to see where)
30 retailers carry this diamond
Most expensive: $8,657 AUD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.21ct natural oval diamond

This 1.21ct natural oval sits in the classic one-carat band, graded I 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 6502903340. Listed at 30 retailers as of November 4, 2026, with prices from $3,167 to $8,657, a $5,490 spread on the same certified stone. NZ Jewellers lists it at $8,657. 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
I
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.32°
Pavilion angle40.49°
OriginNatural
Grading LabGIA
CertificateGIA 6502903340
Dimensions8.57 × 5.87 × 3.65 mm
L/W Ratio1.46
Top View
8.57 mm5.87 mm1.21 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6502903340
Side View
Table 60.0%Crown 39.32°Girdle: MED-THKPavilion 40.49°Culet: NoneDepth 62.2%

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 4
Current: $8,657 AUD|Low: $2,787 AUD|High: $8,657 AUD|Avg: $4,118 AUD
NZ Jewellers
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
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
Retailer 24
Retailer 25
Retailer 26
Retailer 27
Retailer 28
Retailer 29
Retailer 30
Retailer 31
Retailer 32
November 6, 2026
Retailer 23$2,787 AUD
Retailer 26$3,148 AUD
Retailer 28$3,167 AUD
Retailer 4$3,231 AUD
Retailer 30$3,253 AUD
Retailer 31$3,283 AUD
Retailer 16$3,359 AUD
Retailer 5$3,372 AUD
Retailer 22$3,420 AUD
Retailer 18$3,461 AUD
Retailer 7$3,538 AUD
Retailer 6$3,752 AUD
Retailer 29$3,752 AUD
Retailer 19$3,791 AUD
Retailer 14$3,810 AUD
Retailer 9$3,924 AUD
Retailer 11$4,068 AUD
Retailer 2$4,071 AUD
Retailer 8$4,075 AUD
Retailer 20$4,146 AUD
Retailer 21$4,213 AUD
Retailer 17$4,247 AUD
Retailer 12$4,293 AUD
Retailer 32$4,293 AUD
Retailer 15$4,328 AUD
Retailer 24$4,382 AUD
Retailer 3$4,439 AUD
Retailer 13$4,841 AUD
Retailer 25$5,187 AUD
Retailer 10$5,966 AUD
Retailer 27$7,233 AUD
NZ Jewellers$8,657 AUD

30 data points across 32 retailers

30 retailers$3,167 AUD to $8,657 AUD

A
Cheapest Retailer
-
$3,167 AUD
A
Retailer 2
-
$3,231 AUD
View
A
Retailer 3
-
$3,253 AUD
View
A
Retailer 4
-
$3,283 AUD
View
A
Retailer 5
-
$3,359 AUD
View
A
Retailer 6
-
$3,372 AUD
View
A
Retailer 7
-
$3,461 AUD
View
Final sale: no returns
A
Retailer 8
-
$3,538 AUD
View
A
Retailer 9
-
$3,606 AUD
View
Retailer 10
-
$3,752 AUD
View
Price last confirmed 8 days ago
B+
Retailer 11
-
$3,752 AUD
View
B+
Retailer 12
-
$3,791 AUD
View
B+
Retailer 13
-
$3,810 AUD
View
B+
Retailer 14
-
$3,924 AUD
View
B+
Retailer 15
-
$4,068 AUD
View
B+
Retailer 16
-
$4,071 AUD
View
B+
Retailer 17
-
$4,075 AUD
View
B+
Retailer 18
-
$4,146 AUD
View
B+
Retailer 19
-
$4,213 AUD
View
B+
Retailer 20
-
$4,247 AUD
View
B+
Retailer 21
-
$4,293 AUD
View
B+
Retailer 22
-
$4,293 AUD
View
B+
Retailer 23
-
$4,328 AUD
View
B+
Retailer 24
-
$4,382 AUD
View
B+
Retailer 25
-
$4,439 AUD
View
B+
Retailer 26
-
$4,841 AUD
View
Retailer 27
-
$5,187 AUD
View
Price last confirmed 37 days ago
B
Retailer 28
-
$5,966 AUD
View
B
Retailer 29
-
$7,233 AUD
View
Most Expensive
B
NZ Jewellers
20a28090-635d-4679-a6ba-96f0aad83060 · Nov 5
$8,657 AUD
$5,948 USD
View
29 more retailers have this diamond
Prices start from $3,167 AUDSave up to $5,490 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
$3,167 AUD