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Round|Natural|GIA

1.51ct M IF Round Natural Diamond

EX • M/IF • GIA 1389319838

Certificate GIA 1389319838

Diamond specifications and retailer prices

From $6,333 NZD
As of November 5, 2026
Save $6,205 NZD (49%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $12,538 NZD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.51ct natural round diamond

This 1.51ct natural round sits in the one-and-a-half to two carat band, graded M colour (faint-tinted) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by GIA 1389319838. Listed at 11 retailers as of November 5, 2026, with prices from $6,333 to $12,538, a $6,205 spread on the same certified stone. NZ Jewellers lists it at $12,538. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
M
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle35.5°
Pavilion angle40.6°
OriginNatural
Grading LabGIA
CertificateGIA 1389319838
Dimensions7.25 × 7.31 × 4.53 mm
L/W Ratio1.01
Star length50%
Lower girdle75%
Top View
7.25 mm7.31 mm1.51 ctM / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateGIA 1389319838
Side View
Table 57.0%Crown 35.5°Girdle: NUL-NULPavilion 40.6°CuletDepth 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 5
Current: $12,538 NZD|Low: $6,333 NZD|High: $32,602 NZD|Avg: $10,073 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
November 6, 2026
Retailer 12$6,333 NZD
Retailer 3$6,591 NZD
Retailer 11$6,858 NZD
Retailer 2$7,123 NZD
Retailer 8$7,196 NZD
Retailer 9$7,196 NZD
Retailer 10$7,196 NZD
Retailer 5$7,898 NZD
Retailer 7$8,304 NZD
Retailer 6$8,782 NZD
NZ Jewellers$12,538 NZD
Retailer 4$32,602 NZD

29 data points across 12 retailers

11 retailers$6,333 NZD to $12,538 NZD

A
Cheapest Retailer
-
$6,333 NZD
A
Retailer 2
-
$6,591 NZD
View
A
Retailer 3
-
$6,858 NZD
View
A
Retailer 4
-
$7,123 NZD
View
A
Retailer 5
-
$7,196 NZD
View
Retailer 6
-
$7,196 NZD
View
Price last confirmed 8 days ago
A
Retailer 7
-
$7,196 NZD
View
A
Retailer 8
-
$7,898 NZD
View
B+
Retailer 9
-
$8,304 NZD
View
B+
Retailer 10
-
$8,782 NZD
View
Most Expensive
B
NZ Jewellers
011e2740-c3eb-4817-b549-ee0ae43ff5be · Nov 5
$12,538 NZD
$7,048 USD
View
10 more retailers have this diamond
Prices start from $6,333 NZDSave up to $6,205 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.

A
1.51ct Round
$6,333 NZD