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Marquise|Lab Grown|IGI

3.77ct E VVS1 Marquise Lab Grown Diamond

ID • E/VVS1 • IGI LG677577170

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG677577170

Diamond specifications and retailer prices

From $2,612 AUD
$1,835 USD
As of October 30, 2026
Save $9,089 AUD (78%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $17,966 AUD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 3.77ct lab-grown marquise diamond

This 3.77ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG677577170 or 677577170. Listed at 24 retailers as of October 30, 2026, with a 348% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.77
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG677577170
Dimensions16.75 × 8.09 × 4.96 mm
L/W Ratio2.07
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.75 mm8.09 mm3.77 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG677577170
Side View
Table 59.0%Crown 34.7°Girdle: MediumPavilion 39.9°Culet: NoneDepth 61.3%

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 30
Current: $17,966 AUD|Low: $2,507 AUD|High: $17,966 AUD|Avg: $6,454 AUD
Do Amore Diamonds
Retailer 2
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Retailer 5
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Retailer 24
October 31, 2026
Retailer 5$2,612 AUD
Retailer 4$2,842 AUD
Retailer 3$3,029 AUD
Retailer 9$3,029 AUD
Retailer 14$3,193 AUD
Retailer 8$3,200 AUD
Retailer 20$3,267 AUD
Retailer 12$3,300 AUD
Retailer 18$3,891 AUD
Retailer 15$4,247 AUD
Retailer 6$4,597 AUD
Retailer 2$4,601 AUD
Retailer 24$5,096 AUD
Retailer 16$6,357 AUD
Retailer 21$7,565 AUD
Retailer 7$7,583 AUD
Retailer 19$7,766 AUD
Retailer 11$8,163 AUD
Retailer 13$8,186 AUD
Retailer 22$8,378 AUD
Retailer 10$9,019 AUD
Retailer 23$9,602 AUD
Retailer 17$11,702 AUD
Do Amore Diamonds$17,966 AUD

33 data points across 24 retailers

24 retailers$2,612 AUD to $11,702 AUD

A
Cheapest Retailer
-
$2,612 AUD
$1,835 USD
A
Retailer 2
-
$2,842 AUD
$1,996 USD
View
A
Retailer 3
-
$3,029 AUD
$2,128 USD
View
Retailer 4
-
$3,029 AUD
$2,128 USD
View
Price last confirmed 18 days ago
B+
Retailer 5
-
$3,193 AUD
$2,243 USD
View
Final sale: no returns
A
Retailer 6
-
$3,200 AUD
$2,248 USD
View
B+
Retailer 7
-
$3,267 AUD
$2,295 USD
View
B+
Retailer 8
-
$3,300 AUD
$2,318 USD
View
B+
Retailer 9
-
$3,891 AUD
£2,152 GBP
View
B+
Retailer 10
-
$4,247 AUD
$2,983 USD
View
B+
Retailer 11
-
$4,597 AUD
$3,229 USD
View
B+
Retailer 12
-
$4,601 AUD
£2,545 GBP
View
B+
Retailer 13
-
$5,096 AUD
$3,580 USD
View
B
Retailer 14
-
$6,357 AUD
£3,516 GBP
View
Retailer 15
-
$7,565 AUD
View
Price last confirmed 8 days ago
Retailer 16
-
$7,583 AUD
View
Price last confirmed 22 days ago
B
Retailer 17
-
$7,766 AUD
ZAR 88,128 ZAR
View
B
Retailer 18
-
$8,163 AUD
$5,734 USD
View
B
Retailer 19
-
$8,186 AUD
$5,750 USD
View
B
Retailer 20
-
$8,378 AUD
$5,885 USD
View
B
Retailer 21
-
$9,019 AUD
$6,335 USD
View
B
Retailer 22
-
$9,602 AUD
£5,311 GBP
View
B
Retailer 23
-
$11,702 AUD
$8,220 USD
View
Most Expensive
Do Amore Diamonds
27-3BFBFF72B · Oct 31
$17,966 AUD
$12,620 USD
View
Price under review
23 more retailers have this diamond
Prices start from $2,612 AUDSave up to $9,089 AUD

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
3.77ct Marquise
$2,612 AUD