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Round|Lab Grown|IGI

1.60ct E VS1 Round Lab Grown Diamond

ID • E/VS1 • IGI LG788612129

Shape and cutting style on the report: Round brilliant

Certificate IGI LG788612129

Diamond specifications and retailer prices

From $458 NZD
$257 USD
As of October 29, 2026
Save $1,991 NZD (81%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $3,223 NZD at Brilliant Earth · As of October 16, 2026
View at Brilliant Earth

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 E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG788612129 or 788612129. Listed at 26 retailers as of October 29, 2026, with a 435% 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

1.60
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788612129
Dimensions7.53 × 7.56 × 4.59 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.53 mm7.56 mm1.60 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788612129
Side View
Table 60.0%Crown 34.2°Girdle: MED-STKPavilion 41°Culet: NoneDepth 60.9%

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: $3,223 NZD|Low: $363 NZD|High: $3,330 NZD|Avg: $1,445 NZD|-3.2%
Brilliant Earth
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
October 30, 2026
Retailer 7$511 NZD
Retailer 8$566 NZD
Retailer 20$638 NZD
Retailer 10$766 NZD
Retailer 15$766 NZD
Retailer 13$927 NZD
Retailer 9$931 NZD
Retailer 14$974 NZD
Retailer 2$1,080 NZD
Retailer 4$1,175 NZD
Retailer 16$1,322 NZD
Retailer 19$1,439 NZD
Retailer 17$1,647 NZD
Retailer 5$1,863 NZD
Retailer 11$1,914 NZD
Retailer 3$2,231 NZD
Retailer 18$2,284 NZD
Retailer 6$2,292 NZD
Retailer 12$2,448 NZD
Brilliant Earth$3,223 NZD

42 data points across 20 retailers

26 retailers$458 NZD to $2,448 NZD

A
Cheapest Retailer
-
$458 NZD
$257 USD
Retailer 2
-
$458 NZD
$257 USD
View
Price last confirmed 37 days ago
A
Retailer 3
-
$511 NZD
$287 USD
View
Final sale: no returns
Retailer 4
-
$559 NZD
$314 USD
View
Price last confirmed 38 days ago
A
Retailer 5
-
$566 NZD
$318 USD
View
A
Retailer 6
-
$566 NZD
$318 USD
View
A
Retailer 7
-
$638 NZD
HK$2,800 HKD
View
A
Retailer 8
-
$766 NZD
$430 USD
View
B+
Retailer 9
-
$766 NZD
$430 USD
View
A
Retailer 10
-
$927 NZD
€496 EUR
View
A
Retailer 11
-
$931 NZD
$523 USD
View
A
Retailer 12
-
$974 NZD
ZAR 8,840 ZAR
View
B+
Retailer 13
-
$1,080 NZD
£478 GBP
View
B+
Retailer 14
-
$1,175 NZD
$660 USD
View
B+
Retailer 15
-
$1,322 NZD
A$1,142 AUD
View
B+
Retailer 16
-
$1,439 NZD
$808 USD
View
Retailer 17
-
$1,647 NZD
$925 USD
View
Price last confirmed 9 days ago
B
Retailer 18
-
$1,823 NZD
$1,024 USD
View
Retailer 19
-
$1,823 NZD
$1,024 USD
View
Price last confirmed 39 days ago
B
Retailer 20
-
$1,863 NZD
SGD 1,414 SGD
View
B
Retailer 21
-
$1,914 NZD
$1,075 USD
View
B
Retailer 22
-
$2,231 NZD
$1,253 USD
View
B
Retailer 23
-
$2,284 NZD
£1,010 GBP
View
B
Retailer 24
-
$2,338 NZD
$1,313 USD
View
B
Retailer 25
-
$2,448 NZD
$1,375 USD
View
Most Expensive
Brilliant Earth
20975452A · Oct 16
$3,223 NZD
$1,810 USD
View
Price last confirmed 13 days ago
25 more retailers have this diamond
Prices start from $458 NZDSave up to $1,991 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
$458 NZD