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Round|Lab Grown|IGI

1.00ct D VS1 Round Lab Grown Diamond

EX • D/VS1 • IGI LG778645930

Shape and cutting style on the report: Round brilliant

Certificate IGI LG778645930

Diamond specifications and retailer prices

From $296 NZD
$167 USD
As of October 29, 2026
Save $1,634 NZD (85%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $3,177 NZD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1ct lab-grown round diamond

This 1ct lab-grown round sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG778645930 or 778645930. Listed at 23 retailers as of October 29, 2026, with a 552% 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

1.00
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778645930
Dimensions6.42 × 6.44 × 3.90 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.42 mm6.44 mm1.00 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778645930
Side View
Table 61.0%Crown 36.3°Girdle: MediumPavilion 40.6°Culet: NoneDepth 60.6%

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: $332 NZD|Low: $284 NZD|High: $1,920 NZD|Avg: $831 NZD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 13$296 NZD
Retailer 1$332 NZD
Retailer 3$367 NZD
Retailer 2$497 NZD
Retailer 6$625 NZD
Retailer 9$631 NZD
Retailer 7$649 NZD
Retailer 8$687 NZD
Retailer 10$895 NZD
Retailer 12$965 NZD
Retailer 5$1,205 NZD
Retailer 11$1,726 NZD
Retailer 4$1,920 NZD

36 data points across 13 retailers

23 retailers$296 NZD to $1,931 NZD

A
Cheapest Retailer
-
$296 NZD
$167 USD
A
Retailer 2
-
$332 NZD
$187 USD
View
Final sale: no returns
A
Retailer 3
-
$344 NZD
$194 USD
View
A
Retailer 4
-
$367 NZD
$207 USD
View
A
Retailer 5
-
$367 NZD
$207 USD
View
A
Retailer 6
-
$409 NZD
HK$1,800 HKD
View
B+
Retailer 7
-
$497 NZD
$280 USD
View
A
Retailer 8
-
$509 NZD
$287 USD
View
B+
Retailer 9
-
$625 NZD
£277 GBP
View
B+
Retailer 10
-
$631 NZD
ZAR 5,741 ZAR
View
B+
Retailer 11
-
$649 NZD
£288 GBP
View
B+
Retailer 12
-
$687 NZD
€369 EUR
View
B+
Retailer 13
-
$795 NZD
$448 USD
View
B+
Retailer 14
-
$895 NZD
A$776 AUD
View
B
Retailer 15
-
$965 NZD
$544 USD
View
B
Retailer 16
-
$1,006 NZD
SGD 766 SGD
View
B
Retailer 17
-
$1,180 NZD
$665 USD
View
B
Retailer 18
-
$1,205 NZD
$679 USD
View
B
Retailer 19
-
$1,278 NZD
$720 USD
View
B
Retailer 20
-
$1,726 NZD
£766 GBP
View
B
Retailer 21
-
$1,920 NZD
£852 GBP
View
B
Retailer 22
-
$1,931 NZD
$1,088 USD
View
Most Expensive
Queensmith
LG778645930 · Oct 27
$3,177 NZD
£1,410 GBP
View
Price under review
22 more retailers have this diamond
Prices start from $296 NZDSave up to $1,634 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
1.00ct Round
$296 NZD