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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 $224 SGD
$175 USD
As of October 29, 2026
Save $1,810 SGD (89%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $2,035 SGD 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 $224 to $2,035, a $1,810 spread on the same certified stone. Queensmith lists it at $2,035. 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: $494 SGD|Low: $215 SGD|High: $1,312 SGD|Avg: $586 SGD|+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$224 SGD
Retailer 3$277 SGD
Retailer 2$374 SGD
Retailer 1$494 SGD
Retailer 8$501 SGD
Retailer 7$515 SGD
Retailer 5$543 SGD
Retailer 4$584 SGD
Retailer 9$691 SGD
Retailer 11$695 SGD
Retailer 10$1,038 SGD
Retailer 6$1,304 SGD

37 data points across 12 retailers

24 retailers$224 SGD to $2,035 SGD

A
Cheapest Retailer
-
$224 SGD
$175 USD
A
Retailer 2
-
$250 SGD
$195 USD
View
Final sale: no returns
A
Retailer 3
-
$259 SGD
$202 USD
View
A
Retailer 4
-
$277 SGD
$216 USD
View
A
Retailer 5
-
$277 SGD
$216 USD
View
A
Retailer 6
-
$312 SGD
HK$1,900 HKD
View
B+
Retailer 7
-
$374 SGD
$292 USD
View
A
Retailer 8
-
$443 SGD
$346 USD
View
A
Retailer 9
-
$494 SGD
£303 GBP
View
A
Retailer 10
-
$501 SGD
ZAR 6,318 ZAR
View
A
Retailer 11
-
$515 SGD
€383 EUR
View
A
Retailer 12
-
$543 SGD
£334 GBP
View
B+
Retailer 13
-
$584 SGD
$456 USD
View
B+
Retailer 14
-
$691 SGD
A$830 AUD
View
B+
Retailer 15
-
$695 SGD
$542 USD
View
B+
Retailer 16
-
$758 SGD
View
B
Retailer 17
-
$852 SGD
$665 USD
View
Price last confirmed 37 days ago
B
Retailer 18
-
$892 SGD
$696 USD
View
B
Retailer 19
-
$918 SGD
$716 USD
View
B
Retailer 20
-
$961 SGD
$750 USD
View
B
Retailer 21
-
$1,038 SGD
$810 USD
View
Price last confirmed 13 days ago
B
Retailer 22
-
$1,304 SGD
£801 GBP
View
B
Retailer 23
-
$1,426 SGD
$1,112 USD
View
Most Expensive
B
Queensmith
LG770638401 · Oct 27
$2,035 SGD
£1,250 GBP
View
23 more retailers have this diamond
Prices start from $224 SGDSave up to $1,810 SGD

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
$224 SGD