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Oval|Natural|GIA

1.20ct J SI1 Oval Natural Diamond

EX • J/SI1 • GIA 5566226691

Certificate GIA 5566226691

Diamond specifications and retailer prices

From $4,108 NZD
₹220,501 INR
As of November 1, 2026
Save $5,415 NZD (57%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $9,523 NZD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.2ct natural oval diamond

This 1.2ct natural oval sits in the classic one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5566226691. Listed at 21 retailers as of October 30, 2026, with prices from $4,108 to $9,523, a $5,415 spread on the same certified stone. NZ Jewellers lists it at $9,523. 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

1.20
Carat
J
Colour
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
OriginNatural
Grading LabGIA
CertificateGIA 5566226691
Dimensions8.50 × 5.87 × 3.70 mm
L/W Ratio1.45
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Crystal, Feather, Pinpoint, Natural
Top View
8.50 mm5.87 mm1.20 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 5566226691
Side View
Table 62.0%CrownGirdle: THK-VTKPavilionCulet: NoneDepth 63.1%

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 1
Current: $9,523 NZD|Low: $4,098 NZD|High: $9,523 NZD|Avg: $6,065 NZD
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
November 1, 2026
Retailer 2$4,108 NZD
Retailer 6$4,335 NZD
Retailer 7$5,332 NZD
Retailer 3$5,465 NZD
Retailer 5$5,465 NZD
Retailer 12$5,633 NZD
Retailer 9$5,664 NZD
Retailer 13$5,676 NZD
Retailer 14$5,869 NZD
Retailer 11$5,993 NZD
Retailer 4$6,306 NZD
Retailer 10$6,718 NZD
Retailer 8$9,140 NZD
NZ Jewellers$9,523 NZD

29 data points across 14 retailers

21 retailers$4,108 NZD to $9,523 NZD

B+
Cheapest Retailer
-
$4,108 NZD
₹220,501 INR
B+
Retailer 2
-
$4,335 NZD
$2,443 USD
View
Final sale: no returns
B
Retailer 3
-
$4,666 NZD
$2,630 USD
View
B+
Retailer 4
-
$4,895 NZD
$2,759 USD
View
B
Retailer 5
-
$5,206 NZD
$2,934 USD
View
B
Retailer 6
-
$5,314 NZD
$2,995 USD
View
B+
Retailer 7
-
$5,332 NZD
£2,366 GBP
View
B
Retailer 8
-
$5,465 NZD
$3,080 USD
View
B
Retailer 9
-
$5,465 NZD
$3,080 USD
View
B
Retailer 10
-
$5,633 NZD
$3,175 USD
View
B
Retailer 11
-
$5,664 NZD
£2,513 GBP
View
B
Retailer 12
-
$5,676 NZD
$3,199 USD
View
Retailer 13
-
$5,792 NZD
A$5,022 AUD
View
Price last confirmed 36 days ago
B
Retailer 14
-
$5,869 NZD
$3,308 USD
View
B
Retailer 15
-
$5,993 NZD
€3,217 EUR
View
B
Retailer 16
-
$6,086 NZD
$3,430 USD
View
B
Retailer 17
-
$6,144 NZD
$3,463 USD
View
B
Retailer 18
-
$6,306 NZD
$3,554 USD
View
B
Retailer 19
-
$6,718 NZD
ZAR 61,170 ZAR
View
B
Retailer 20
-
$9,140 NZD
£4,056 GBP
View
Most Expensive
B
NZ Jewellers
f17d93bc-fafd-4da0-a1e8-e7dd0dfa4db8 · Oct 30
$9,523 NZD
$5,367 USD
View
20 more retailers have this diamond
Prices start from $4,108 NZDSave up to $5,415 NZD

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+
1.20ct Oval
$4,108 NZD