Round|Natural|GIA

1.80ct G VS1 Round Natural Diamond

EX • G/VS1 • GIA 1157654255

Certificate GIA 1157654255

Diamond specifications and retailer prices

From $33,157 NZD
$18,612 USD
As of October 29, 2026
Save $26,887 NZD (45%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: $64,836 NZD at Diamond Quarter · As of October 28, 2026
View at Diamond Quarter

About this 1.8ct natural round diamond

This 1.8ct natural round sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by GIA 1157654255. Listed at 27 retailers as of October 29, 2026, with a 81% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.80
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1157654255
Dimensions7.75 × 7.71 × 4.86 mm
L/W Ratio1.01
Culet sizeNone
Top View
7.75 mm7.71 mm1.80 ctG / VS1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 1157654255
Side View
Table 57.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 62.8%

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: Oct 29
Current: $60,045 NZD|Low: $33,157 NZD|High: $60,445 NZD|Avg: $42,519 NZD|+0.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 9$33,157 NZD
Retailer 5$33,465 NZD
Retailer 8$33,614 NZD
Retailer 6$36,647 NZD
Retailer 2$38,938 NZD
Retailer 7$39,501 NZD
Retailer 3$44,522 NZD
Retailer 4$55,886 NZD
Retailer 1$60,045 NZD

44 data points across 9 retailers

27 retailers$33,157 NZD to $60,045 NZD

B+
Cheapest Retailer
-
$33,157 NZD
$18,612 USD
B+
Retailer 2
-
$33,465 NZD
$18,785 USD
View
B+
Retailer 3
-
$33,614 NZD
€17,970 EUR
View
B+
Retailer 4
-
$35,096 NZD
$19,700 USD
View
B+
Retailer 5
-
$35,156 NZD
$19,734 USD
View
B+
Retailer 6
-
$35,419 NZD
$19,882 USD
View
B+
Retailer 7
-
$35,951 NZD
CA$28,028 CAD
View
B
Retailer 8
-
$36,647 NZD
$20,571 USD
View
Final sale: no returns
B
Retailer 9
-
$37,305 NZD
$20,940 USD
View
B
Retailer 10
-
$38,242 NZD
$21,466 USD
View
B+
Retailer 11
-
$38,938 NZD
£17,210 GBP
View
B
Retailer 12
-
$39,501 NZD
A$34,112 AUD
View
Price last confirmed 25 days ago
B
Retailer 13
-
$40,155 NZD
$22,540 USD
View
B
Retailer 14
-
$41,313 NZD
$23,190 USD
View
B
Retailer 15
-
$41,313 NZD
$23,190 USD
View
B
Retailer 16
-
$41,429 NZD
$23,255 USD
View
Price last confirmed 51 days ago
B
Retailer 17
-
$41,429 NZD
$23,255 USD
View
B
Retailer 18
-
$42,685 NZD
$23,960 USD
View
B
Retailer 19
-
$43,023 NZD
$24,150 USD
View
Price last confirmed 52 days ago
B
Retailer 20
-
$43,023 NZD
$24,150 USD
View
B
Retailer 21
-
$44,522 NZD
€23,801 EUR
View
B
Retailer 22
-
$44,582 NZD
$25,025 USD
View
B
Retailer 23
-
$54,177 NZD
$30,411 USD
View
Price last confirmed 57 days ago
B
Retailer 24
-
$54,177 NZD
$30,411 USD
View
B
Retailer 25
-
$55,886 NZD
ZAR 506,791 ZAR
View
B
Retailer 26
-
$60,045 NZD
£26,539 GBP
View
Most Expensive
B
Diamond Quarter
1.8VS1G115504C4N · Oct 28
$64,836 NZD
£28,657 GBP
View
Price under review
26 more retailers have this diamond
Prices start from $33,157 NZDSave up to $26,887 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.

B+
1.80ct Round
$33,157 NZD