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Oval|Natural|GIA

1.51ct H SI2 Oval Natural Diamond

EX • H/SI2 • GIA 7531533924

Certificate GIA 7531533924

Diamond specifications and retailer prices

From $6,287 USD
Save $6,140 USD (49%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $12,427 USD at NZ Jewellers
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 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 7531533924. Listed at 17 retailers, with prices from $6,287 to $12,427 at NZ Jewellers, a $6,140 spread on the same certified stone. 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
H
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.9°
Pavilion angle38.6°
OriginNatural
Grading LabGIA
CertificateGIA 7531533924
Dimensions9.28 × 6.28 × 3.93 mm
L/W Ratio1.48
Culet sizeNone
Top View
9.28 mm6.28 mm1.51 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7531533924
Side View
Table 59.0%Crown 39.9°Girdle: THN-THKPavilion 38.6°Culet: NoneDepth 62.6%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Sep 29
Current: $12,427 USD|Low: $6,287 USD|High: $12,427 USD|Avg: $7,699 USD
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
October 1, 2026
Retailer 19$6,287 USD
Retailer 20$6,439 USD
Retailer 5$6,479 USD
Retailer 6$6,623 USD
Retailer 8$6,817 USD
Retailer 4$6,858 USD
Retailer 7$7,033 USD
Retailer 13$7,285 USD
Retailer 3$7,430 USD
Retailer 18$7,471 USD
Retailer 15$7,474 USD
Retailer 16$7,544 USD
Retailer 12$7,710 USD
Retailer 14$7,710 USD
Retailer 22$7,791 USD
Retailer 10$7,801 USD
Retailer 9$7,845 USD
Retailer 2$7,965 USD
Retailer 11$7,970 USD
Retailer 21$8,573 USD
Retailer 17$10,479 USD
NZ Jewellers$12,427 USD

23 data points across 22 retailers

17 retailers$6,287 USD to $12,427 USD

B+
Cheapest Retailer
-
$6,287 USD
B+
Retailer 2
-
$6,439 USD
View
B+
Retailer 3
-
$6,479 USD
View
B+
Retailer 4
-
$6,623 USD
View
B+
Retailer 5
-
$6,817 USD
CA$9,468 CAD
View
B+
Retailer 6
-
$6,858 USD
View
B+
Retailer 7
-
$7,033 USD
View
B+
Retailer 8
-
$7,285 USD
£5,736 GBP
View
B
Retailer 9
-
$7,430 USD
View
B
Retailer 10
-
$7,471 USD
View
B
Retailer 11
-
$7,544 USD
View
B+
Retailer 12
-
$7,791 USD
View
B+
Retailer 13
-
$7,845 USD
View
B+
Retailer 14
-
$7,965 USD
€7,586 EUR
View
B
Retailer 15
-
$8,573 USD
View
B
Retailer 16
-
$10,479 USD
£8,251 GBP
View
Most Expensive
B
NZ Jewellers
a240f19b-2bc3-4b65-9a45-d20e5b0c5c80 · Sep 30
$12,427 USD
View
16 more retailers have this diamond
Prices start from $6,287 USDSave up to $6,140 USD

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.

B+
1.51ct Oval
$6,287 USD