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Round|Lab Grown|IGI

1.51ct H VVS2 Round Lab Grown Diamond

ID • H/VVS2 • IGI LG770637383

Shape and cutting style on the report: Round brilliant

Certificate IGI LG770637383

Diamond specifications and retailer prices

From $258 USD
As of October 29, 2026
Save $1,173 USD (82%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,431 USD at With Clarity · As of October 31, 2026
View at With Clarity

About this 1.51ct lab-grown round diamond

This 1.51ct lab-grown round sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG770637383 or 770637383. Listed at 19 retailers as of October 29, 2026, with prices from $258 to $1,431, a $1,173 spread on the same certified stone. With Clarity lists it at $1,431. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
H
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770637383
Dimensions7.50 × 7.42 × 4.45 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.50 mm7.42 mm1.51 ctH / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770637383
Side View
Table 58.0%Crown 32.8°Girdle: MediumPavilion 40.7°Culet: NoneDepth 59.7%

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: Oct 29
Current: $574 USD|Low: $248 USD|High: $1,580 USD|Avg: $703 USD|+11.9%
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
Retailer 17
With Clarity
October 31, 2026
Retailer 16$258 USD
Retailer 5$300 USD
Retailer 2$320 USD
Retailer 7$320 USD
Retailer 9$477 USD
Retailer 15$480 USD
Retailer 11$501 USD
Retailer 3$535 USD
Retailer 13$550 USD
Retailer 1$574 USD
Retailer 4$583 USD
Retailer 14$752 USD
Retailer 17$825 USD
Retailer 10$984 USD
Retailer 6$1,029 USD
Retailer 12$1,290 USD
With Clarity$1,402 USD
Retailer 8$1,580 USD

35 data points across 18 retailers

19 retailers$258 USD to $1,431 USD

A
Cheapest Retailer
-
$258 USD
A
Retailer 2
-
$300 USD
View
A
Retailer 3
-
$320 USD
View
A
Retailer 4
-
$320 USD
View
A
Retailer 5
-
$477 USD
View
A
Retailer 6
-
$480 USD
View
A
Retailer 7
-
$501 USD
£394 GBP
View
B+
Retailer 8
-
$535 USD
View
A
Retailer 9
-
$550 USD
ZAR 8,889 ZAR
View
B+
Retailer 10
-
$574 USD
€547 EUR
View
B+
Retailer 11
-
$583 USD
View
Retailer 12
-
$752 USD
A$1,157 AUD
View
Price last confirmed 7 days ago
B
Retailer 13
-
$808 USD
View
Retailer 14
-
$825 USD
View
Price last confirmed 23 days ago
B
Retailer 15
-
$984 USD
View
B
Retailer 16
-
$1,029 USD
View
B
Retailer 17
-
$1,081 USD
View
B
Retailer 18
-
$1,290 USD
£1,016 GBP
View
Most Expensive
B
With Clarity
770637383 · Oct 31
$1,431 USD
View
18 more retailers have this diamond
Prices start from $258 USDSave up to $1,173 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
1.51ct Round
$258 USD