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Round|Lab Grown|IGI

0.99ct E VVS1 Round Lab Grown Diamond

ID • E/VVS1 • IGI LG770638401

Shape and cutting style on the report: Round brilliant

Certificate IGI LG770638401

Diamond specifications and retailer prices

From $312 NZD
$175 USD
As of October 29, 2026
Save $2,515 NZD (89%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $2,827 NZD at Queensmith · As of October 27, 2026
View at Queensmith

About this 0.99ct lab-grown round diamond

This 0.99ct lab-grown round sits in the just-under-one-carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG770638401 or 770638401. Listed at 24 retailers as of October 27, 2026, with prices from $312 to $2,827, a $2,515 spread on the same certified stone. Queensmith lists it at $2,827. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.99
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770638401
Dimensions6.37 × 6.42 × 3.90 mm
L/W Ratio1.01
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
6.37 mm6.42 mm0.99 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770638401
Side View
Table 59.0%Crown 34.9°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 60.8%

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: $686 NZD|Low: $299 NZD|High: $1,823 NZD|Avg: $814 NZD|+6.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 12$312 NZD
Retailer 3$385 NZD
Retailer 2$520 NZD
Retailer 1$686 NZD
Retailer 8$696 NZD
Retailer 7$716 NZD
Retailer 5$755 NZD
Retailer 4$812 NZD
Retailer 9$961 NZD
Retailer 11$965 NZD
Retailer 10$1,442 NZD
Retailer 6$1,811 NZD

37 data points across 12 retailers

24 retailers$312 NZD to $2,827 NZD

A
Cheapest Retailer
-
$312 NZD
$175 USD
A
Retailer 2
-
$347 NZD
$195 USD
View
Final sale: no returns
A
Retailer 3
-
$360 NZD
$202 USD
View
A
Retailer 4
-
$385 NZD
$216 USD
View
A
Retailer 5
-
$385 NZD
$216 USD
View
A
Retailer 6
-
$433 NZD
HK$1,900 HKD
View
B+
Retailer 7
-
$520 NZD
$292 USD
View
A
Retailer 8
-
$616 NZD
$346 USD
View
A
Retailer 9
-
$686 NZD
£303 GBP
View
A
Retailer 10
-
$696 NZD
ZAR 6,318 ZAR
View
A
Retailer 11
-
$716 NZD
€383 EUR
View
A
Retailer 12
-
$755 NZD
£334 GBP
View
B+
Retailer 13
-
$812 NZD
$456 USD
View
B+
Retailer 14
-
$961 NZD
A$830 AUD
View
B+
Retailer 15
-
$965 NZD
$542 USD
View
B+
Retailer 16
-
$1,053 NZD
SGD 799 SGD
View
Retailer 17
-
$1,184 NZD
$665 USD
View
Price last confirmed 37 days ago
B
Retailer 18
-
$1,239 NZD
$696 USD
View
B
Retailer 19
-
$1,275 NZD
$716 USD
View
B
Retailer 20
-
$1,335 NZD
$750 USD
View
Retailer 21
-
$1,442 NZD
$810 USD
View
Price last confirmed 13 days ago
B
Retailer 22
-
$1,811 NZD
£801 GBP
View
B
Retailer 23
-
$1,980 NZD
$1,112 USD
View
Most Expensive
B
Queensmith
LG770638401 · Oct 27
$2,827 NZD
£1,250 GBP
View
23 more retailers have this diamond
Prices start from $312 NZDSave up to $2,515 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
0.99ct Round
$312 NZD