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Oval|Natural|GIA

1.51ct J SI2 Oval Natural Diamond

EX • J/SI2 • GIA 2205669294

Shape and cutting style on the report: Oval brilliant

Certificate GIA 2205669294

Diamond specifications and retailer prices

From $10,820 NZD
$6,088 USD
As of November 1, 2026
Save $12,546 NZD (54%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $23,366 NZD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.51ct natural oval diamond

This 1.51ct natural oval sits in the one-and-a-half to two carat band, graded J 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 2205669294. Listed at 17 retailers as of October 30, 2026, with prices from $10,820 to $23,366, a $12,546 spread on the same certified stone. NZ Jewellers lists it at $23,366. 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

1.51
Carat
J
Colour
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 2205669294
Dimensions8.75 × 6.53 × 4.09 mm
L/W Ratio1.34
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Crystal, Needle
Top View
8.75 mm6.53 mm1.51 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 2205669294
Side View
Table 60.0%CrownGirdle: MED-THKPavilionCulet: 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 1
Current: $23,366 NZD|Low: $10,904 NZD|High: $23,366 NZD|Avg: $14,342 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 6$10,904 NZD
Retailer 7$11,037 NZD
Retailer 3$11,682 NZD
Retailer 9$11,780 NZD
Retailer 11$12,656 NZD
Retailer 8$12,852 NZD
Retailer 4$13,171 NZD
Retailer 2$14,422 NZD
Retailer 10$14,604 NZD
Retailer 5$19,470 NZD
NZ Jewellers$23,366 NZD

42 data points across 11 retailers

17 retailers$10,820 NZD to $23,366 NZD

B
Cheapest Retailer
-
$10,820 NZD
$6,088 USD
B+
Retailer 2
-
$10,904 NZD
$6,135 USD
View
B
Retailer 3
-
$11,037 NZD
$6,210 USD
View
B
Retailer 4
-
$11,605 NZD
CA$9,069 CAD
View
B
Retailer 5
-
$11,682 NZD
$6,573 USD
View
B
Retailer 6
-
$11,780 NZD
$6,628 USD
View
B
Retailer 7
-
$12,656 NZD
$7,121 USD
View
B
Retailer 8
-
$12,852 NZD
$7,231 USD
View
B
Retailer 9
-
$13,171 NZD
£5,835 GBP
View
B
Retailer 10
-
$13,355 NZD
$7,514 USD
View
B
Retailer 11
-
$14,005 NZD
$7,880 USD
View
B
Retailer 12
-
$14,005 NZD
$7,880 USD
View
B
Retailer 13
-
$14,422 NZD
€7,728 EUR
View
B
Retailer 14
-
$14,467 NZD
$8,140 USD
View
B
Retailer 15
-
$14,604 NZD
$8,217 USD
View
B
Retailer 16
-
$19,470 NZD
£8,626 GBP
View
Most Expensive
B
NZ Jewellers
53bf81d3-dcde-4e57-ac7d-922f6235a149 · Oct 30
$23,366 NZD
$13,147 USD
View
16 more retailers have this diamond
Prices start from $10,820 NZDSave up to $12,546 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+
1.51ct Oval
$10,820 NZD