CaratHunter
Plans
Round|Lab Grown|IGI

0.98ct D VS1 Round Lab Grown Diamond

ID • D/VS1 • IGI LG781618091

Shape and cutting style on the report: Round brilliant

Certificate IGI LG781618091

Diamond specifications and retailer prices

From $145 USD
As of October 29, 2026
Save $1,392 USD (91%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $1,537 USD at Queensmith · As of October 27, 2026
View at Queensmith

About this 0.98ct lab-grown round diamond

This 0.98ct lab-grown round sits in the just-under-one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG781618091 or 781618091. Listed at 22 retailers as of October 27, 2026, with prices from $145 to $1,537, a $1,392 spread on the same certified stone. Queensmith lists it at $1,537. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.98
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG781618091
Dimensions6.39 × 6.46 × 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
6.39 mm6.46 mm0.98 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG781618091
Side View
Table 58.0%Crown 34.2°Girdle: MediumPavilion 40.6°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: $308 USD|Low: $139 USD|High: $851 USD|Avg: $372 USD|+6.1%
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 11$145 USD
Retailer 3$161 USD
Retailer 12$242 USD
Retailer 1$308 USD
Retailer 8$325 USD
Retailer 7$342 USD
Retailer 5$367 USD
Retailer 2$415 USD
Retailer 4$423 USD
Retailer 9$448 USD
Retailer 10$457 USD
Retailer 6$845 USD

43 data points across 12 retailers

22 retailers$145 USD to $1,537 USD

A
Cheapest Retailer
-
$145 USD
A
Retailer 2
-
$161 USD
View
Price last confirmed 18 days ago
Final sale: no returns
A
Retailer 3
-
$168 USD
View
A
Retailer 4
-
$180 USD
View
A
Retailer 5
-
$205 USD
HK$1,600 HKD
View
B+
Retailer 6
-
$242 USD
View
A
Retailer 7
-
$298 USD
View
A
Retailer 8
-
$308 USD
£243 GBP
View
A
Retailer 9
-
$325 USD
ZAR 5,246 ZAR
View
A
Retailer 10
-
$342 USD
€326 EUR
View
A
Retailer 11
-
$367 USD
£289 GBP
View
B+
Retailer 12
-
$415 USD
View
Price last confirmed 24 days ago
B+
Retailer 13
-
$423 USD
View
B+
Retailer 14
-
$448 USD
A$689 AUD
View
B+
Retailer 15
-
$457 USD
View
B+
Retailer 16
-
$494 USD
SGD 668 SGD
View
B+
Retailer 17
-
$571 USD
View
B+
Retailer 18
-
$578 USD
View
B
Retailer 19
-
$633 USD
View
B
Retailer 20
-
$845 USD
£665 GBP
View
B
Retailer 21
-
$1,018 USD
View
Most Expensive
B
Queensmith
LG781618091 · Oct 27
$1,537 USD
£1,210 GBP
View
21 more retailers have this diamond
Prices start from $145 USDSave up to $1,392 USD

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
0.98ct Round
$145 USD