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Round|Lab Grown|IGI

1.60ct D VS1 Round Lab Grown Diamond

ID • D/VS1 • IGI LG841636180

Shape and cutting style on the report: Round brilliant

Certificate IGI LG841636180

Diamond specifications and retailer prices

From $460 NZD
$259 USD
As of October 29, 2026
Save $2,912 NZD (86%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $3,371 NZD at Helzberg Diamonds · As of October 30, 2026
View at Helzberg Diamonds

About this 1.6ct lab-grown round diamond

This 1.6ct lab-grown round sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG841636180 or 841636180. Listed at 24 retailers as of October 29, 2026, with prices from $460 to $3,371, a $2,912 spread on the same certified stone. Helzberg Diamonds lists it at $3,371. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.60
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841636180
Dimensions7.46 × 7.51 × 4.63 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.46 mm7.51 mm1.60 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841636180
Side View
Table 59.0%Crown 35°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 61.8%

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: Oct 29
Current: $3,371 NZD|Low: $442 NZD|High: $3,371 NZD|Avg: $1,353 NZD
Helzberg Diamonds
Retailer 2
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Retailer 24
October 30, 2026
Retailer 24$460 NZD
Retailer 11$515 NZD
Retailer 3$534 NZD
Retailer 7$571 NZD
Retailer 9$571 NZD
Retailer 5$636 NZD
Retailer 12$766 NZD
Retailer 22$772 NZD
Retailer 2$860 NZD
Retailer 18$933 NZD
Retailer 6$937 NZD
Retailer 21$980 NZD
Retailer 13$1,088 NZD
Retailer 10$1,176 NZD
Retailer 23$1,327 NZD
Retailer 20$1,448 NZD
Retailer 14$1,835 NZD
Retailer 15$1,867 NZD
Retailer 17$1,926 NZD
Retailer 8$2,244 NZD
Retailer 19$2,298 NZD
Retailer 16$2,356 NZD
Retailer 4$2,454 NZD
Helzberg Diamonds$3,371 NZD

24 data points across 24 retailers

24 retailers$460 NZD to $3,371 NZD

A
Cheapest Retailer
-
$460 NZD
$259 USD
A
Retailer 2
-
$515 NZD
$290 USD
View
Final sale: no returns
A
Retailer 3
-
$534 NZD
$301 USD
View
A
Retailer 4
-
$571 NZD
$322 USD
View
A
Retailer 5
-
$571 NZD
$322 USD
View
A
Retailer 6
-
$636 NZD
HK$2,800 HKD
View
B+
Retailer 7
-
$766 NZD
$432 USD
View
A
Retailer 8
-
$772 NZD
$435 USD
View
A
Retailer 9
-
$860 NZD
£382 GBP
View
A
Retailer 10
-
$933 NZD
€501 EUR
View
A
Retailer 11
-
$937 NZD
$528 USD
View
A
Retailer 12
-
$980 NZD
ZAR 8,927 ZAR
View
B+
Retailer 13
-
$1,088 NZD
£483 GBP
View
B+
Retailer 14
-
$1,176 NZD
$663 USD
View
B+
Retailer 15
-
$1,327 NZD
A$1,151 AUD
View
B+
Retailer 16
-
$1,448 NZD
$816 USD
View
B
Retailer 17
-
$1,835 NZD
$1,034 USD
View
B
Retailer 18
-
$1,867 NZD
SGD 1,422 SGD
View
B
Retailer 19
-
$1,926 NZD
$1,085 USD
View
B
Retailer 20
-
$2,244 NZD
$1,265 USD
View
B
Retailer 21
-
$2,298 NZD
£1,020 GBP
View
B
Retailer 22
-
$2,356 NZD
$1,328 USD
View
B
Retailer 23
-
$2,454 NZD
$1,383 USD
View
Most Expensive
B
Helzberg Diamonds
ZXZOKHMJMHOG · Oct 30
$3,371 NZD
$1,900 USD
View
23 more retailers have this diamond
Prices start from $460 NZDSave up to $2,912 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
1.60ct Round
$460 NZD