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Round|Lab Grown|IGI

1.54ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG770644991

Shape and cutting style on the report: Round brilliant

Certificate IGI LG770644991

Diamond specifications and retailer prices

From $249 USD
As of November 1, 2026
Save $1,124 USD (82%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,373 USD at With Clarity · As of October 31, 2026
View at With Clarity

About this 1.54ct lab-grown round diamond

This 1.54ct lab-grown round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG770644991 or 770644991. Listed at 19 retailers as of October 31, 2026, with prices from $249 to $1,373, a $1,124 spread on the same certified stone. With Clarity lists it at $1,373. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770644991
Dimensions7.48 × 7.46 × 4.51 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
7.48 mm7.46 mm1.54 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770644991
Side View
Table 59.0%Crown 33.4°Girdle: MediumPavilion 40.9°Culet: NoneDepth 60.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $1,310 USD|Low: $239 USD|High: $1,390 USD|Avg: $668 USD|-5.8%
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
Retailer 14
Retailer 15
Retailer 16
With Clarity
November 1, 2026
Retailer 16$249 USD
Retailer 5$289 USD
Retailer 2$309 USD
Retailer 7$309 USD
Retailer 8$476 USD
Retailer 9$481 USD
Retailer 3$517 USD
Retailer 12$530 USD
Retailer 10$554 USD
Retailer 4$559 USD
Retailer 13$720 USD
Retailer 15$778 USD
Retailer 11$790 USD
Retailer 6$992 USD
Retailer 14$1,238 USD
Retailer 1$1,310 USD
With Clarity$1,346 USD

45 data points across 17 retailers

19 retailers$249 USD to $1,373 USD

A
Cheapest Retailer
-
$249 USD
A
Retailer 2
-
$289 USD
View
A
Retailer 3
-
$309 USD
View
Retailer 4
-
$309 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
$476 USD
View
A
Retailer 6
-
$481 USD
£379 GBP
View
A
Retailer 7
-
$517 USD
View
A
Retailer 8
-
$530 USD
ZAR 8,566 ZAR
View
A
Retailer 9
-
$554 USD
€528 EUR
View
A
Retailer 10
-
$559 USD
View
A
Retailer 11
-
$720 USD
A$1,107 AUD
View
B+
Retailer 12
-
$778 USD
View
B+
Retailer 13
-
$790 USD
View
Retailer 14
-
$800 USD
View
Price last confirmed 14 days ago
B+
Retailer 15
-
$992 USD
View
B+
Retailer 16
-
$1,044 USD
View
B+
Retailer 17
-
$1,238 USD
£975 GBP
View
B
Retailer 18
-
$1,310 USD
View
Most Expensive
B
With Clarity
770644991 · Oct 31
$1,373 USD
View
18 more retailers have this diamond
Prices start from $249 USDSave up to $1,124 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
1.54ct Round
$249 USD