CaratHunter
Plans
Round|Natural|GIA

1.51ct G SI2 Round Natural Diamond

EX • G/SI2 • GIA 7541674614

Certificate GIA 7541674614

Diamond specifications and retailer prices

From $11,654 NZD
$6,568 USD
As of October 31, 2026
Save $14,610 NZD (56%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $26,263 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 G colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 7541674614. Listed at 16 retailers as of October 30, 2026, with prices from $11,654 to $26,263, a $14,610 spread on the same certified stone. NZ Jewellers lists it at $26,263. 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
G
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 7541674614
Dimensions7.35 × 7.38 × 4.50 mm
L/W Ratio1.00
Culet sizeNone
Top View
7.35 mm7.38 mm1.51 ctG / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7541674614
Side View
Table 58.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 61.1%

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: Oct 31
Current: $26,263 NZD|Low: $11,503 NZD|High: $26,263 NZD|Avg: $16,843 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 7$11,654 NZD
Retailer 9$13,132 NZD
Retailer 10$14,226 NZD
Retailer 6$14,445 NZD
Retailer 2$14,537 NZD
Retailer 4$16,210 NZD
Retailer 8$16,414 NZD
Retailer 11$17,291 NZD
Retailer 3$18,719 NZD
Retailer 5$21,885 NZD
NZ Jewellers$26,263 NZD

40 data points across 11 retailers

16 retailers$11,654 NZD to $26,263 NZD

A
Cheapest Retailer
-
$11,654 NZD
$6,568 USD
A
Retailer 2
-
$11,882 NZD
$6,697 USD
View
B+
Retailer 3
-
$12,979 NZD
CA$10,160 CAD
View
B+
Retailer 4
-
$13,132 NZD
$7,401 USD
View
B+
Retailer 5
-
$14,226 NZD
$8,018 USD
View
B+
Retailer 6
-
$14,445 NZD
$8,141 USD
View
B+
Retailer 7
-
$14,537 NZD
£6,451 GBP
View
B+
Retailer 8
-
$15,058 NZD
$8,487 USD
View
B
Retailer 9
-
$15,649 NZD
$8,820 USD
View
B
Retailer 10
-
$15,649 NZD
$8,820 USD
View
B
Retailer 11
-
$16,164 NZD
$9,110 USD
View
B
Retailer 12
-
$16,210 NZD
€8,701 EUR
View
B+
Retailer 13
-
$16,414 NZD
$9,251 USD
View
Retailer 14
-
$17,291 NZD
$9,745 USD
View
Price last confirmed 10 days ago
B
Retailer 15
-
$21,885 NZD
£9,712 GBP
View
Most Expensive
B
NZ Jewellers
6723e484-884d-484b-8239-76afcbf8aeea · Oct 30
$26,263 NZD
$14,802 USD
View
15 more retailers have this diamond
Prices start from $11,654 NZDSave up to $14,610 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
$11,654 NZD