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Round|Natural|GIA

1.50ct G SI1 Round Natural Diamond

VG • G/SI1 • GIA 7536988757

Certificate GIA 7536988757

Diamond specifications and retailer prices

From $8,517 NZD
HK$37,500 HKD
As of October 31, 2026
Save $9,718 NZD (53%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $18,234 NZD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 1.5ct natural round diamond

This 1.5ct natural round sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by GIA 7536988757. Listed at 25 retailers as of October 30, 2026, with prices from $8,517 to $18,234, a $9,718 spread on the same certified stone. NZ Jewellers lists it at $18,234. 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

1.50
Carat
G
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle41.8°
OriginNatural
Grading LabGIA
CertificateGIA 7536988757
Dimensions7.28 × 7.22 × 4.56 mm
L/W Ratio1.01
Cert comments
Additional clouds are not shown. Pinpoints are not shown.
Key to symbols
Feather, Crystal, Cloud, Cavity, Needle
Top View
7.28 mm7.22 mm1.50 ctG / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 7536988757
Side View
Table 59.0%Crown 33.5°Girdle: STK-THKPavilion 41.8°Culet: NoneDepth 63.0%

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: $18,234 NZD|Low: $8,335 NZD|High: $18,234 NZD|Avg: $11,812 NZD|+1.3%
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
Retailer 23
November 1, 2026
Retailer 7$8,517 NZD
Retailer 5$8,665 NZD
Retailer 11$9,310 NZD
Retailer 6$9,508 NZD
Retailer 15$9,648 NZD
Retailer 4$10,062 NZD
Retailer 21$10,133 NZD
Retailer 18$10,149 NZD
Retailer 20$10,390 NZD
Retailer 12$10,759 NZD
Retailer 14$10,759 NZD
Retailer 22$10,770 NZD
Retailer 23$10,903 NZD
Retailer 2$11,181 NZD
Retailer 8$11,404 NZD
Retailer 13$11,576 NZD
Retailer 19$11,771 NZD
Retailer 9$12,580 NZD
Retailer 3$13,396 NZD
Retailer 17$16,062 NZD
Retailer 10$16,175 NZD
Retailer 16$16,421 NZD
NZ Jewellers$18,234 NZD

17 data points across 23 retailers

25 retailers$8,517 NZD to $18,234 NZD

A
Cheapest Retailer
-
$8,517 NZD
HK$37,500 HKD
A
Retailer 2
-
$8,665 NZD
₹465,127 INR
View
A
Retailer 3
-
$9,310 NZD
$5,247 USD
View
A
Retailer 4
-
$9,508 NZD
$5,359 USD
View
A
Retailer 5
-
$9,648 NZD
SGD 7,348 SGD
View
Retailer 6
-
$9,959 NZD
SGD 7,585 SGD
View
Price last confirmed 18 days ago
A
Retailer 7
-
$10,062 NZD
$5,671 USD
View
Final sale: no returns
A
Retailer 8
-
$10,133 NZD
$5,711 USD
View
A
Retailer 9
-
$10,149 NZD
$5,720 USD
View
A
Retailer 10
-
$10,390 NZD
£4,611 GBP
View
B+
Retailer 11
-
$10,759 NZD
$6,064 USD
View
B+
Retailer 12
-
$10,759 NZD
$6,064 USD
View
B+
Retailer 13
-
$10,770 NZD
$6,070 USD
View
B+
Retailer 14
-
$10,903 NZD
$6,145 USD
View
Retailer 15
-
$11,060 NZD
A$9,590 AUD
View
Price last confirmed 21 days ago
B+
Retailer 16
-
$11,181 NZD
$6,302 USD
View
B+
Retailer 17
-
$11,404 NZD
$6,427 USD
View
B+
Retailer 18
-
$11,576 NZD
£5,137 GBP
View
B+
Retailer 19
-
$11,771 NZD
€6,318 EUR
View
B+
Retailer 20
-
$12,580 NZD
$7,090 USD
View
B+
Retailer 21
-
$13,396 NZD
ZAR 121,970 ZAR
View
B+
Retailer 22
-
$16,062 NZD
£7,128 GBP
View
B
Retailer 23
-
$16,175 NZD
$9,116 USD
View
B
Retailer 24
-
$16,421 NZD
$9,255 USD
View
Most Expensive
B
NZ Jewellers
fb43c910-be52-4229-b538-0e57fd684254 · Oct 30
$18,234 NZD
$10,277 USD
View
24 more retailers have this diamond
Prices start from $8,517 NZDSave up to $9,718 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
1.50ct Round
$8,517 NZD