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Round|Natural|GIA

1.51ct H SI2 Round Natural Diamond

VG • H/SI2 • GIA 6542761928

Certificate GIA 6542761928

Diamond specifications and retailer prices

From $6,806 NZD
$3,836 USD
As of November 1, 2026
Save $9,418 NZD (58%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $16,224 NZD at NZ Jewellers · As of October 30, 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 H colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by GIA 6542761928. Listed at 21 retailers as of October 30, 2026, with prices from $6,806 to $16,224, a $9,418 spread on the same certified stone. NZ Jewellers lists it at $16,224. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.51
Carat
H
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle37.5°
Pavilion angle40°
OriginNatural
Grading LabGIA
CertificateGIA 6542761928
Dimensions7.13 × 7.21 × 4.57 mm
L/W Ratio1.01
Top View
7.13 mm7.21 mm1.51 ctH / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 6542761928
Side View
Table 56.0%Crown 37.5°Girdle: STK-THKPavilion 40°Culet: NoneDepth 63.8%

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 1
Current: $7,951 NZD|Low: $6,806 NZD|High: $15,636 NZD|Avg: $10,062 NZD|+13.2%
Retailer 1
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
November 2, 2026
Retailer 6$6,806 NZD
Retailer 13$7,131 NZD
Retailer 4$7,489 NZD
Retailer 15$7,512 NZD
Retailer 10$7,560 NZD
Retailer 1$7,951 NZD
Retailer 11$8,162 NZD
Retailer 5$8,612 NZD
Retailer 9$9,216 NZD
Retailer 16$9,244 NZD
Retailer 8$9,439 NZD
Retailer 7$9,741 NZD
Retailer 12$10,116 NZD
Retailer 14$11,063 NZD
Retailer 2$11,482 NZD
Retailer 3$15,143 NZD

30 data points across 16 retailers

21 retailers$6,806 NZD to $16,224 NZD

A
Cheapest Retailer
-
$6,806 NZD
$3,836 USD
A
Retailer 2
-
$7,131 NZD
HK$31,400 HKD
View
A
Retailer 3
-
$7,489 NZD
$4,221 USD
View
A
Retailer 4
-
$7,512 NZD
$4,234 USD
View
A
Retailer 5
-
$7,560 NZD
$4,261 USD
View
B+
Retailer 6
-
$7,951 NZD
$4,481 USD
View
Final sale: no returns
A
Retailer 7
-
$8,162 NZD
$4,600 USD
View
B+
Retailer 8
-
$8,612 NZD
$4,854 USD
View
B+
Retailer 9
-
$8,788 NZD
$4,953 USD
View
B+
Retailer 10
-
$8,788 NZD
$4,953 USD
View
A
Retailer 11
-
$9,216 NZD
£4,090 GBP
View
B+
Retailer 12
-
$9,244 NZD
$5,210 USD
View
B+
Retailer 13
-
$9,439 NZD
$5,320 USD
View
B+
Retailer 14
-
$9,741 NZD
$5,490 USD
View
B+
Retailer 15
-
$10,116 NZD
€5,430 EUR
View
B+
Retailer 16
-
$10,140 NZD
$5,715 USD
View
Retailer 17
-
$10,703 NZD
$6,032 USD
View
Price last confirmed 10 days ago
B+
Retailer 18
-
$11,063 NZD
$6,235 USD
View
B+
Retailer 19
-
$11,482 NZD
£5,095 GBP
View
B
Retailer 20
-
$15,143 NZD
£6,720 GBP
View
Most Expensive
B
NZ Jewellers
95282ad7-224e-43dd-9cec-cd43601af852 · Oct 30
$16,224 NZD
$9,144 USD
View
20 more retailers have this diamond
Prices start from $6,806 NZDSave up to $9,418 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
$6,806 NZD