CaratHunter
Plans
Oval|Natural|GIA

1.51ct M SI2 Oval Natural Diamond

EX • M/SI2 • GIA 7466443133

Certificate GIA 7466443133

Diamond specifications and retailer prices

From $2,454 USD
As of November 6, 2026
Save $3,858 USD (61%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $6,312 USD at NZ Jewellers · As of November 5, 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 M colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 7466443133. Listed at 11 retailers as of November 5, 2026, with prices from $2,454 to $6,312, a $3,858 spread on the same certified stone. NZ Jewellers lists it at $6,312. 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
M
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle42.6°
Pavilion angle38.45°
OriginNatural
Grading LabGIA
CertificateGIA 7466443133
Dimensions9.36 × 6.23 × 3.86 mm
L/W Ratio1.50
Top View
9.36 mm6.23 mm1.51 ctM / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 7466443133
Side View
Table 61.0%Crown 42.6°Girdle: STK-THKPavilion 38.45°Culet: NoneDepth 61.9%

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 6
Current: $6,312 USD|Low: $2,369 USD|High: $6,312 USD|Avg: $3,571 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
November 6, 2026
Retailer 6$2,369 USD
Retailer 14$2,454 USD
Retailer 10$2,914 USD
Retailer 9$3,008 USD
Retailer 11$3,282 USD
Retailer 13$3,282 USD
Retailer 4$3,297 USD
Retailer 5$3,320 USD
Retailer 12$3,409 USD
Retailer 2$3,706 USD
Retailer 8$3,787 USD
Retailer 7$4,216 USD
Retailer 3$4,311 USD
NZ Jewellers$6,312 USD

23 data points across 14 retailers

11 retailers$2,454 USD to $6,312 USD

B+
Cheapest Retailer
-
$2,454 USD
B+
Retailer 2
-
$2,914 USD
View
B+
Retailer 3
-
$3,008 USD
View
B
Retailer 4
-
$3,282 USD
View
B
Retailer 5
-
$3,297 USD
View
B
Retailer 6
-
$3,409 USD
View
B
Retailer 7
-
$3,706 USD
View
B
Retailer 8
-
$3,787 USD
View
Retailer 9
-
$3,787 USD
View
Price last confirmed 38 days ago
B
Retailer 10
-
$4,216 USD
View
Most Expensive
C
NZ Jewellers
5a4ec077-cc8a-4c98-b361-c496144aa44e · Nov 5
$6,312 USD
View
10 more retailers have this diamond
Prices start from $2,454 USDSave up to $3,858 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. Return terms as we hold them. Check the retailer's own returns page before you buy.

B+
1.51ct Oval
$2,454 USD